Home / 8,577.21-12,869.82-3,034.74

Finding the Fourth Proportional to 8,577.21, 12,869.82 and 3,034.74

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Solution

The fourth proportional to 8,577.21, 12,869.82 and 3,034.74 is: 4,553.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577.21 : 12,869.82 = 3,034.74 : x
  2. Step 2: Convert to fraction form
    8,577.21/12,869.82 = 3,034.74/x
  3. Step 3: Cross multiply
    8,577.21x = 12,869.82 × 3,034.74
  4. Step 4: Simplify right side
    8,577.21x = 39,056,557.55
  5. Step 5: Solve for x
    x = 39,056,557.55/8,577.21
  6. Step 6: Final answer
    x = 4,553.53

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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.