Home / 10,754.60-16,132.91-4,181.28

Finding the Fourth Proportional to 10,754.60, 16,132.91 and 4,181.28

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Solution

The fourth proportional to 10,754.60, 16,132.91 and 4,181.28 is: 6,272.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,754.60 : 16,132.91 = 4,181.28 : x
  2. Step 2: Convert to fraction form
    10,754.60/16,132.91 = 4,181.28/x
  3. Step 3: Cross multiply
    10,754.60x = 16,132.91 × 4,181.28
  4. Step 4: Simplify right side
    10,754.60x = 67,456,193.02
  5. Step 5: Solve for x
    x = 67,456,193.02/10,754.60
  6. Step 6: Final answer
    x = 6,272.31

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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.