Home / 10,910.22-16,370.18-5,714.88

Finding the Fourth Proportional to 10,910.22, 16,370.18 and 5,714.88

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Solution

The fourth proportional to 10,910.22, 16,370.18 and 5,714.88 is: 8,574.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,910.22 : 16,370.18 = 5,714.88 : x
  2. Step 2: Convert to fraction form
    10,910.22/16,370.18 = 5,714.88/x
  3. Step 3: Cross multiply
    10,910.22x = 16,370.18 × 5,714.88
  4. Step 4: Simplify right side
    10,910.22x = 93,553,614.28
  5. Step 5: Solve for x
    x = 93,553,614.28/10,910.22
  6. Step 6: Final answer
    x = 8,574.86

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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.