Home / 11,148.16-16,723.40-3,753.44

Finding the Fourth Proportional to 11,148.16, 16,723.40 and 3,753.44

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Solution

The fourth proportional to 11,148.16, 16,723.40 and 3,753.44 is: 5,630.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,148.16 : 16,723.40 = 3,753.44 : x
  2. Step 2: Convert to fraction form
    11,148.16/16,723.40 = 3,753.44/x
  3. Step 3: Cross multiply
    11,148.16x = 16,723.40 × 3,753.44
  4. Step 4: Simplify right side
    11,148.16x = 62,770,278.50
  5. Step 5: Solve for x
    x = 62,770,278.50/11,148.16
  6. Step 6: Final answer
    x = 5,630.55

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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.