Home / 11,487.52-17,231.34-4,562.02

Finding the Fourth Proportional to 11,487.52, 17,231.34 and 4,562.02

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Solution

The fourth proportional to 11,487.52, 17,231.34 and 4,562.02 is: 6,843.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,487.52 : 17,231.34 = 4,562.02 : x
  2. Step 2: Convert to fraction form
    11,487.52/17,231.34 = 4,562.02/x
  3. Step 3: Cross multiply
    11,487.52x = 17,231.34 × 4,562.02
  4. Step 4: Simplify right side
    11,487.52x = 78,609,717.71
  5. Step 5: Solve for x
    x = 78,609,717.71/11,487.52
  6. Step 6: Final answer
    x = 6,843.05

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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.