Home / 5,815.03-8,024.82-3,162.43

Finding the Fourth Proportional to 5,815.03, 8,024.82 and 3,162.43

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Solution

The fourth proportional to 5,815.03, 8,024.82 and 3,162.43 is: 4,364.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,815.03 : 8,024.82 = 3,162.43 : x
  2. Step 2: Convert to fraction form
    5,815.03/8,024.82 = 3,162.43/x
  3. Step 3: Cross multiply
    5,815.03x = 8,024.82 × 3,162.43
  4. Step 4: Simplify right side
    5,815.03x = 25,377,915.70
  5. Step 5: Solve for x
    x = 25,377,915.70/5,815.03
  6. Step 6: Final answer
    x = 4,364.20

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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.