Home / 9,961.28-14,934.98-4,411.61

Finding the Fourth Proportional to 9,961.28, 14,934.98 and 4,411.61

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Solution

The fourth proportional to 9,961.28, 14,934.98 and 4,411.61 is: 6,614.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,961.28 : 14,934.98 = 4,411.61 : x
  2. Step 2: Convert to fraction form
    9,961.28/14,934.98 = 4,411.61/x
  3. Step 3: Cross multiply
    9,961.28x = 14,934.98 × 4,411.61
  4. Step 4: Simplify right side
    9,961.28x = 65,887,243.47
  5. Step 5: Solve for x
    x = 65,887,243.47/9,961.28
  6. Step 6: Final answer
    x = 6,614.34

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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.