Home / 9,957.83-14,943.11-5,275.85

Finding the Fourth Proportional to 9,957.83, 14,943.11 and 5,275.85

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Solution

The fourth proportional to 9,957.83, 14,943.11 and 5,275.85 is: 7,917.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,957.83 : 14,943.11 = 5,275.85 : x
  2. Step 2: Convert to fraction form
    9,957.83/14,943.11 = 5,275.85/x
  3. Step 3: Cross multiply
    9,957.83x = 14,943.11 × 5,275.85
  4. Step 4: Simplify right side
    9,957.83x = 78,837,505.80
  5. Step 5: Solve for x
    x = 78,837,505.80/9,957.83
  6. Step 6: Final answer
    x = 7,917.14

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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.