Home / 10,964.22-16,449.03-3,172.92

Finding the Fourth Proportional to 10,964.22, 16,449.03 and 3,172.92

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Solution

The fourth proportional to 10,964.22, 16,449.03 and 3,172.92 is: 4,760.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,964.22 : 16,449.03 = 3,172.92 : x
  2. Step 2: Convert to fraction form
    10,964.22/16,449.03 = 3,172.92/x
  3. Step 3: Cross multiply
    10,964.22x = 16,449.03 × 3,172.92
  4. Step 4: Simplify right side
    10,964.22x = 52,191,456.27
  5. Step 5: Solve for x
    x = 52,191,456.27/10,964.22
  6. Step 6: Final answer
    x = 4,760.16

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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.