Home / 8,864.18-13,299.33-3,937.28

Finding the Fourth Proportional to 8,864.18, 13,299.33 and 3,937.28

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Solution

The fourth proportional to 8,864.18, 13,299.33 and 3,937.28 is: 5,907.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.18 : 13,299.33 = 3,937.28 : x
  2. Step 2: Convert to fraction form
    8,864.18/13,299.33 = 3,937.28/x
  3. Step 3: Cross multiply
    8,864.18x = 13,299.33 × 3,937.28
  4. Step 4: Simplify right side
    8,864.18x = 52,363,186.02
  5. Step 5: Solve for x
    x = 52,363,186.02/8,864.18
  6. Step 6: Final answer
    x = 5,907.28

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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.