Home / 10,416.18-15,626.10-3,842.43

Finding the Fourth Proportional to 10,416.18, 15,626.10 and 3,842.43

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Solution

The fourth proportional to 10,416.18, 15,626.10 and 3,842.43 is: 5,764.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,416.18 : 15,626.10 = 3,842.43 : x
  2. Step 2: Convert to fraction form
    10,416.18/15,626.10 = 3,842.43/x
  3. Step 3: Cross multiply
    10,416.18x = 15,626.10 × 3,842.43
  4. Step 4: Simplify right side
    10,416.18x = 60,042,195.42
  5. Step 5: Solve for x
    x = 60,042,195.42/10,416.18
  6. Step 6: Final answer
    x = 5,764.32

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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.