Home / 11,239.76-16,862.52-5,084.24

Finding the Fourth Proportional to 11,239.76, 16,862.52 and 5,084.24

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Solution

The fourth proportional to 11,239.76, 16,862.52 and 5,084.24 is: 7,627.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,239.76 : 16,862.52 = 5,084.24 : x
  2. Step 2: Convert to fraction form
    11,239.76/16,862.52 = 5,084.24/x
  3. Step 3: Cross multiply
    11,239.76x = 16,862.52 × 5,084.24
  4. Step 4: Simplify right side
    11,239.76x = 85,733,098.68
  5. Step 5: Solve for x
    x = 85,733,098.68/11,239.76
  6. Step 6: Final answer
    x = 7,627.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.