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Finding the Fourth Proportional to 8,016.57, 11,062.42 and 4,479.09

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Solution

The fourth proportional to 8,016.57, 11,062.42 and 4,479.09 is: 6,180.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,016.57 : 11,062.42 = 4,479.09 : x
  2. Step 2: Convert to fraction form
    8,016.57/11,062.42 = 4,479.09/x
  3. Step 3: Cross multiply
    8,016.57x = 11,062.42 × 4,479.09
  4. Step 4: Simplify right side
    8,016.57x = 49,549,574.80
  5. Step 5: Solve for x
    x = 49,549,574.80/8,016.57
  6. Step 6: Final answer
    x = 6,180.89

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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.