Home / 7,489.17-10,335.06-4,132.18

Finding the Fourth Proportional to 7,489.17, 10,335.06 and 4,132.18

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Solution

The fourth proportional to 7,489.17, 10,335.06 and 4,132.18 is: 5,702.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.17 : 10,335.06 = 4,132.18 : x
  2. Step 2: Convert to fraction form
    7,489.17/10,335.06 = 4,132.18/x
  3. Step 3: Cross multiply
    7,489.17x = 10,335.06 × 4,132.18
  4. Step 4: Simplify right side
    7,489.17x = 42,706,280.12
  5. Step 5: Solve for x
    x = 42,706,280.12/7,489.17
  6. Step 6: Final answer
    x = 5,702.41

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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.