Home / 10,363.19-15,531.78-4,433.12

Finding the Fourth Proportional to 10,363.19, 15,531.78 and 4,433.12

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Solution

The fourth proportional to 10,363.19, 15,531.78 and 4,433.12 is: 6,644.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363.19 : 15,531.78 = 4,433.12 : x
  2. Step 2: Convert to fraction form
    10,363.19/15,531.78 = 4,433.12/x
  3. Step 3: Cross multiply
    10,363.19x = 15,531.78 × 4,433.12
  4. Step 4: Simplify right side
    10,363.19x = 68,854,244.55
  5. Step 5: Solve for x
    x = 68,854,244.55/10,363.19
  6. Step 6: Final answer
    x = 6,644.12

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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.