Home / 3,702.71-5,560.45-3,287.18

Finding the Fourth Proportional to 3,702.71, 5,560.45 and 3,287.18

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Solution

The fourth proportional to 3,702.71, 5,560.45 and 3,287.18 is: 4,936.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702.71 : 5,560.45 = 3,287.18 : x
  2. Step 2: Convert to fraction form
    3,702.71/5,560.45 = 3,287.18/x
  3. Step 3: Cross multiply
    3,702.71x = 5,560.45 × 3,287.18
  4. Step 4: Simplify right side
    3,702.71x = 18,278,205.71
  5. Step 5: Solve for x
    x = 18,278,205.71/3,702.71
  6. Step 6: Final answer
    x = 4,936.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.