Home / 8,900.34-13,352.11-2,976.66

Finding the Fourth Proportional to 8,900.34, 13,352.11 and 2,976.66

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Solution

The fourth proportional to 8,900.34, 13,352.11 and 2,976.66 is: 4,465.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,900.34 : 13,352.11 = 2,976.66 : x
  2. Step 2: Convert to fraction form
    8,900.34/13,352.11 = 2,976.66/x
  3. Step 3: Cross multiply
    8,900.34x = 13,352.11 × 2,976.66
  4. Step 4: Simplify right side
    8,900.34x = 39,744,691.75
  5. Step 5: Solve for x
    x = 39,744,691.75/8,900.34
  6. Step 6: Final answer
    x = 4,465.53

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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.