Home / 8,915.52-13,371.32-2,993.24

Finding the Fourth Proportional to 8,915.52, 13,371.32 and 2,993.24

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Solution

The fourth proportional to 8,915.52, 13,371.32 and 2,993.24 is: 4,489.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,915.52 : 13,371.32 = 2,993.24 : x
  2. Step 2: Convert to fraction form
    8,915.52/13,371.32 = 2,993.24/x
  3. Step 3: Cross multiply
    8,915.52x = 13,371.32 × 2,993.24
  4. Step 4: Simplify right side
    8,915.52x = 40,023,569.88
  5. Step 5: Solve for x
    x = 40,023,569.88/8,915.52
  6. Step 6: Final answer
    x = 4,489.20

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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.