Home / 7,432.78-11,150.88-2,502.28

Finding the Fourth Proportional to 7,432.78, 11,150.88 and 2,502.28

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Solution

The fourth proportional to 7,432.78, 11,150.88 and 2,502.28 is: 3,754.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,432.78 : 11,150.88 = 2,502.28 : x
  2. Step 2: Convert to fraction form
    7,432.78/11,150.88 = 2,502.28/x
  3. Step 3: Cross multiply
    7,432.78x = 11,150.88 × 2,502.28
  4. Step 4: Simplify right side
    7,432.78x = 27,902,624.01
  5. Step 5: Solve for x
    x = 27,902,624.01/7,432.78
  6. Step 6: Final answer
    x = 3,754.00

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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.