Home / 8,508.09-12,749.14-3,575.04

Finding the Fourth Proportional to 8,508.09, 12,749.14 and 3,575.04

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Solution

The fourth proportional to 8,508.09, 12,749.14 and 3,575.04 is: 5,357.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508.09 : 12,749.14 = 3,575.04 : x
  2. Step 2: Convert to fraction form
    8,508.09/12,749.14 = 3,575.04/x
  3. Step 3: Cross multiply
    8,508.09x = 12,749.14 × 3,575.04
  4. Step 4: Simplify right side
    8,508.09x = 45,578,685.47
  5. Step 5: Solve for x
    x = 45,578,685.47/8,508.09
  6. Step 6: Final answer
    x = 5,357.10

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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.