Home / 6,217.01-8,579.38-3,422.51

Finding the Fourth Proportional to 6,217.01, 8,579.38 and 3,422.51

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Solution

The fourth proportional to 6,217.01, 8,579.38 and 3,422.51 is: 4,723.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,217.01 : 8,579.38 = 3,422.51 : x
  2. Step 2: Convert to fraction form
    6,217.01/8,579.38 = 3,422.51/x
  3. Step 3: Cross multiply
    6,217.01x = 8,579.38 × 3,422.51
  4. Step 4: Simplify right side
    6,217.01x = 29,363,013.84
  5. Step 5: Solve for x
    x = 29,363,013.84/6,217.01
  6. Step 6: Final answer
    x = 4,723.01

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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.