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Finding the Fourth Proportional to 6,710.57, 9,260.29 and 3,726.17

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Solution

The fourth proportional to 6,710.57, 9,260.29 and 3,726.17 is: 5,141.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,710.57 : 9,260.29 = 3,726.17 : x
  2. Step 2: Convert to fraction form
    6,710.57/9,260.29 = 3,726.17/x
  3. Step 3: Cross multiply
    6,710.57x = 9,260.29 × 3,726.17
  4. Step 4: Simplify right side
    6,710.57x = 34,505,414.79
  5. Step 5: Solve for x
    x = 34,505,414.79/6,710.57
  6. Step 6: Final answer
    x = 5,141.95

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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.