Home / 8,869.08-12,239.29-5,092.66

Finding the Fourth Proportional to 8,869.08, 12,239.29 and 5,092.66

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Solution

The fourth proportional to 8,869.08, 12,239.29 and 5,092.66 is: 7,027.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869.08 : 12,239.29 = 5,092.66 : x
  2. Step 2: Convert to fraction form
    8,869.08/12,239.29 = 5,092.66/x
  3. Step 3: Cross multiply
    8,869.08x = 12,239.29 × 5,092.66
  4. Step 4: Simplify right side
    8,869.08x = 62,330,542.61
  5. Step 5: Solve for x
    x = 62,330,542.61/8,869.08
  6. Step 6: Final answer
    x = 7,027.85

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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.