Home / 7,110.66-9,809.53-4,124.76

Finding the Fourth Proportional to 7,110.66, 9,809.53 and 4,124.76

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Solution

The fourth proportional to 7,110.66, 9,809.53 and 4,124.76 is: 5,690.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110.66 : 9,809.53 = 4,124.76 : x
  2. Step 2: Convert to fraction form
    7,110.66/9,809.53 = 4,124.76/x
  3. Step 3: Cross multiply
    7,110.66x = 9,809.53 × 4,124.76
  4. Step 4: Simplify right side
    7,110.66x = 40,461,956.96
  5. Step 5: Solve for x
    x = 40,461,956.96/7,110.66
  6. Step 6: Final answer
    x = 5,690.32

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Find fourth proportional to 3,555.33, 4,904.77 and 2,062.38
Half scale
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Double scale
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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.