Home / 11,776.27-16,250.46-6,470.97

Finding the Fourth Proportional to 11,776.27, 16,250.46 and 6,470.97

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Solution

The fourth proportional to 11,776.27, 16,250.46 and 6,470.97 is: 8,929.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,776.27 : 16,250.46 = 6,470.97 : x
  2. Step 2: Convert to fraction form
    11,776.27/16,250.46 = 6,470.97/x
  3. Step 3: Cross multiply
    11,776.27x = 16,250.46 × 6,470.97
  4. Step 4: Simplify right side
    11,776.27x = 105,156,239.15
  5. Step 5: Solve for x
    x = 105,156,239.15/11,776.27
  6. Step 6: Final answer
    x = 8,929.50

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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.