Home / 5,517.86-8,274.18-2,005.39

Finding the Fourth Proportional to 5,517.86, 8,274.18 and 2,005.39

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Solution

The fourth proportional to 5,517.86, 8,274.18 and 2,005.39 is: 3,007.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.86 : 8,274.18 = 2,005.39 : x
  2. Step 2: Convert to fraction form
    5,517.86/8,274.18 = 2,005.39/x
  3. Step 3: Cross multiply
    5,517.86x = 8,274.18 × 2,005.39
  4. Step 4: Simplify right side
    5,517.86x = 16,592,957.83
  5. Step 5: Solve for x
    x = 16,592,957.83/5,517.86
  6. Step 6: Final answer
    x = 3,007.14

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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.