Home / 11,849.61-16,352.79-6,472.38

Finding the Fourth Proportional to 11,849.61, 16,352.79 and 6,472.38

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Solution

The fourth proportional to 11,849.61, 16,352.79 and 6,472.38 is: 8,932.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,849.61 : 16,352.79 = 6,472.38 : x
  2. Step 2: Convert to fraction form
    11,849.61/16,352.79 = 6,472.38/x
  3. Step 3: Cross multiply
    11,849.61x = 16,352.79 × 6,472.38
  4. Step 4: Simplify right side
    11,849.61x = 105,841,470.94
  5. Step 5: Solve for x
    x = 105,841,470.94/11,849.61
  6. Step 6: Final answer
    x = 8,932.06

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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.