Home / 10,127.46-13,972.17-6,350.79

Finding the Fourth Proportional to 10,127.46, 13,972.17 and 6,350.79

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Solution

The fourth proportional to 10,127.46, 13,972.17 and 6,350.79 is: 8,761.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,127.46 : 13,972.17 = 6,350.79 : x
  2. Step 2: Convert to fraction form
    10,127.46/13,972.17 = 6,350.79/x
  3. Step 3: Cross multiply
    10,127.46x = 13,972.17 × 6,350.79
  4. Step 4: Simplify right side
    10,127.46x = 88,734,317.51
  5. Step 5: Solve for x
    x = 88,734,317.51/10,127.46
  6. Step 6: Final answer
    x = 8,761.75

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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.