Home / 8,755.68-13,137.16-4,371.96

Finding the Fourth Proportional to 8,755.68, 13,137.16 and 4,371.96

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Solution

The fourth proportional to 8,755.68, 13,137.16 and 4,371.96 is: 6,559.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755.68 : 13,137.16 = 4,371.96 : x
  2. Step 2: Convert to fraction form
    8,755.68/13,137.16 = 4,371.96/x
  3. Step 3: Cross multiply
    8,755.68x = 13,137.16 × 4,371.96
  4. Step 4: Simplify right side
    8,755.68x = 57,435,138.03
  5. Step 5: Solve for x
    x = 57,435,138.03/8,755.68
  6. Step 6: Final answer
    x = 6,559.76

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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.