Home / 10,231.01-15,348.05-3,655.65

Finding the Fourth Proportional to 10,231.01, 15,348.05 and 3,655.65

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Solution

The fourth proportional to 10,231.01, 15,348.05 and 3,655.65 is: 5,484.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,231.01 : 15,348.05 = 3,655.65 : x
  2. Step 2: Convert to fraction form
    10,231.01/15,348.05 = 3,655.65/x
  3. Step 3: Cross multiply
    10,231.01x = 15,348.05 × 3,655.65
  4. Step 4: Simplify right side
    10,231.01x = 56,107,098.98
  5. Step 5: Solve for x
    x = 56,107,098.98/10,231.01
  6. Step 6: Final answer
    x = 5,484.02

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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.