Home / 8,006.72-11,049.54-4,470.80

Finding the Fourth Proportional to 8,006.72, 11,049.54 and 4,470.80

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Solution

The fourth proportional to 8,006.72, 11,049.54 and 4,470.80 is: 6,169.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,006.72 : 11,049.54 = 4,470.80 : x
  2. Step 2: Convert to fraction form
    8,006.72/11,049.54 = 4,470.80/x
  3. Step 3: Cross multiply
    8,006.72x = 11,049.54 × 4,470.80
  4. Step 4: Simplify right side
    8,006.72x = 49,400,283.43
  5. Step 5: Solve for x
    x = 49,400,283.43/8,006.72
  6. Step 6: Final answer
    x = 6,169.85

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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.