Home / 11,229.22-16,854.20-5,686.45

Finding the Fourth Proportional to 11,229.22, 16,854.20 and 5,686.45

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Solution

The fourth proportional to 11,229.22, 16,854.20 and 5,686.45 is: 8,534.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.22 : 16,854.20 = 5,686.45 : x
  2. Step 2: Convert to fraction form
    11,229.22/16,854.20 = 5,686.45/x
  3. Step 3: Cross multiply
    11,229.22x = 16,854.20 × 5,686.45
  4. Step 4: Simplify right side
    11,229.22x = 95,840,516.35
  5. Step 5: Solve for x
    x = 95,840,516.35/11,229.22
  6. Step 6: Final answer
    x = 8,534.92

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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.