Home / 8,749.95-13,122.23-2,508.29

Finding the Fourth Proportional to 8,749.95, 13,122.23 and 2,508.29

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Solution

The fourth proportional to 8,749.95, 13,122.23 and 2,508.29 is: 3,761.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.95 : 13,122.23 = 2,508.29 : x
  2. Step 2: Convert to fraction form
    8,749.95/13,122.23 = 2,508.29/x
  3. Step 3: Cross multiply
    8,749.95x = 13,122.23 × 2,508.29
  4. Step 4: Simplify right side
    8,749.95x = 32,914,286.40
  5. Step 5: Solve for x
    x = 32,914,286.40/8,749.95
  6. Step 6: Final answer
    x = 3,761.66

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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.