Home / 6,217.04-8,579.36-3,528.76

Finding the Fourth Proportional to 6,217.04, 8,579.36 and 3,528.76

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Solution

The fourth proportional to 6,217.04, 8,579.36 and 3,528.76 is: 4,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,217.04 : 8,579.36 = 3,528.76 : x
  2. Step 2: Convert to fraction form
    6,217.04/8,579.36 = 3,528.76/x
  3. Step 3: Cross multiply
    6,217.04x = 8,579.36 × 3,528.76
  4. Step 4: Simplify right side
    6,217.04x = 30,274,502.39
  5. Step 5: Solve for x
    x = 30,274,502.39/6,217.04
  6. Step 6: Final answer
    x = 4,869.60

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Find fourth proportional to 3,108.52, 4,289.68 and 1,764.38
Half scale
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Double scale
Find fourth proportional to 6,218.04, 8,580.74 and 3,529.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.