Home / 11,242.56-16,864.96-3,451.52

Finding the Fourth Proportional to 11,242.56, 16,864.96 and 3,451.52

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Solution

The fourth proportional to 11,242.56, 16,864.96 and 3,451.52 is: 5,177.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,242.56 : 16,864.96 = 3,451.52 : x
  2. Step 2: Convert to fraction form
    11,242.56/16,864.96 = 3,451.52/x
  3. Step 3: Cross multiply
    11,242.56x = 16,864.96 × 3,451.52
  4. Step 4: Simplify right side
    11,242.56x = 58,209,746.74
  5. Step 5: Solve for x
    x = 58,209,746.74/11,242.56
  6. Step 6: Final answer
    x = 5,177.62

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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.