Home / 10,006.52-15,009.60-3,432.74

Finding the Fourth Proportional to 10,006.52, 15,009.60 and 3,432.74

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Solution

The fourth proportional to 10,006.52, 15,009.60 and 3,432.74 is: 5,149.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,006.52 : 15,009.60 = 3,432.74 : x
  2. Step 2: Convert to fraction form
    10,006.52/15,009.60 = 3,432.74/x
  3. Step 3: Cross multiply
    10,006.52x = 15,009.60 × 3,432.74
  4. Step 4: Simplify right side
    10,006.52x = 51,524,054.30
  5. Step 5: Solve for x
    x = 51,524,054.30/10,006.52
  6. Step 6: Final answer
    x = 5,149.05

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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.