Home / 7,489.48-11,236.56-2,224.52

Finding the Fourth Proportional to 7,489.48, 11,236.56 and 2,224.52

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Solution

The fourth proportional to 7,489.48, 11,236.56 and 2,224.52 is: 3,337.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.48 : 11,236.56 = 2,224.52 : x
  2. Step 2: Convert to fraction form
    7,489.48/11,236.56 = 2,224.52/x
  3. Step 3: Cross multiply
    7,489.48x = 11,236.56 × 2,224.52
  4. Step 4: Simplify right side
    7,489.48x = 24,995,952.45
  5. Step 5: Solve for x
    x = 24,995,952.45/7,489.48
  6. Step 6: Final answer
    x = 3,337.48

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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.