Home / 10,104.72-15,157.18-6,306.52

Finding the Fourth Proportional to 10,104.72, 15,157.18 and 6,306.52

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Solution

The fourth proportional to 10,104.72, 15,157.18 and 6,306.52 is: 9,459.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,104.72 : 15,157.18 = 6,306.52 : x
  2. Step 2: Convert to fraction form
    10,104.72/15,157.18 = 6,306.52/x
  3. Step 3: Cross multiply
    10,104.72x = 15,157.18 × 6,306.52
  4. Step 4: Simplify right side
    10,104.72x = 95,589,058.81
  5. Step 5: Solve for x
    x = 95,589,058.81/10,104.72
  6. Step 6: Final answer
    x = 9,459.84

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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.