Home / 9,731.82-13,429.14-5,752.18

Finding the Fourth Proportional to 9,731.82, 13,429.14 and 5,752.18

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Solution

The fourth proportional to 9,731.82, 13,429.14 and 5,752.18 is: 7,937.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,731.82 : 13,429.14 = 5,752.18 : x
  2. Step 2: Convert to fraction form
    9,731.82/13,429.14 = 5,752.18/x
  3. Step 3: Cross multiply
    9,731.82x = 13,429.14 × 5,752.18
  4. Step 4: Simplify right side
    9,731.82x = 77,246,830.53
  5. Step 5: Solve for x
    x = 77,246,830.53/9,731.82
  6. Step 6: Final answer
    x = 7,937.55

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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.