Home / 11,269.20-16,891.23-5,714.64

Finding the Fourth Proportional to 11,269.20, 16,891.23 and 5,714.64

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Solution

The fourth proportional to 11,269.20, 16,891.23 and 5,714.64 is: 8,565.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,269.20 : 16,891.23 = 5,714.64 : x
  2. Step 2: Convert to fraction form
    11,269.20/16,891.23 = 5,714.64/x
  3. Step 3: Cross multiply
    11,269.20x = 16,891.23 × 5,714.64
  4. Step 4: Simplify right side
    11,269.20x = 96,527,298.61
  5. Step 5: Solve for x
    x = 96,527,298.61/11,269.20
  6. Step 6: Final answer
    x = 8,565.59

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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.