Home / 8,876.05-12,244.37-5,517.59

Finding the Fourth Proportional to 8,876.05, 12,244.37 and 5,517.59

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Solution

The fourth proportional to 8,876.05, 12,244.37 and 5,517.59 is: 7,611.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,876.05 : 12,244.37 = 5,517.59 : x
  2. Step 2: Convert to fraction form
    8,876.05/12,244.37 = 5,517.59/x
  3. Step 3: Cross multiply
    8,876.05x = 12,244.37 × 5,517.59
  4. Step 4: Simplify right side
    8,876.05x = 67,559,324.66
  5. Step 5: Solve for x
    x = 67,559,324.66/8,876.05
  6. Step 6: Final answer
    x = 7,611.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.