Home / 5,981.18-8,949.90-3,517.16

Finding the Fourth Proportional to 5,981.18, 8,949.90 and 3,517.16

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Solution

The fourth proportional to 5,981.18, 8,949.90 and 3,517.16 is: 5,262.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,981.18 : 8,949.90 = 3,517.16 : x
  2. Step 2: Convert to fraction form
    5,981.18/8,949.90 = 3,517.16/x
  3. Step 3: Cross multiply
    5,981.18x = 8,949.90 × 3,517.16
  4. Step 4: Simplify right side
    5,981.18x = 31,478,230.28
  5. Step 5: Solve for x
    x = 31,478,230.28/5,981.18
  6. Step 6: Final answer
    x = 5,262.88

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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.