Home / 9,691.29-14,538.56-3,847.95

Finding the Fourth Proportional to 9,691.29, 14,538.56 and 3,847.95

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Solution

The fourth proportional to 9,691.29, 14,538.56 and 3,847.95 is: 5,772.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,691.29 : 14,538.56 = 3,847.95 : x
  2. Step 2: Convert to fraction form
    9,691.29/14,538.56 = 3,847.95/x
  3. Step 3: Cross multiply
    9,691.29x = 14,538.56 × 3,847.95
  4. Step 4: Simplify right side
    9,691.29x = 55,943,632.71
  5. Step 5: Solve for x
    x = 55,943,632.71/9,691.29
  6. Step 6: Final answer
    x = 5,772.57

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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.