Home / 8,149.01-11,248.29-4,791.65

Finding the Fourth Proportional to 8,149.01, 11,248.29 and 4,791.65

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Solution

The fourth proportional to 8,149.01, 11,248.29 and 4,791.65 is: 6,614.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149.01 : 11,248.29 = 4,791.65 : x
  2. Step 2: Convert to fraction form
    8,149.01/11,248.29 = 4,791.65/x
  3. Step 3: Cross multiply
    8,149.01x = 11,248.29 × 4,791.65
  4. Step 4: Simplify right side
    8,149.01x = 53,897,812.54
  5. Step 5: Solve for x
    x = 53,897,812.54/8,149.01
  6. Step 6: Final answer
    x = 6,614.04

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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.