Home / 5,517.66-8,276.49-1,622.07

Finding the Fourth Proportional to 5,517.66, 8,276.49 and 1,622.07

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Solution

The fourth proportional to 5,517.66, 8,276.49 and 1,622.07 is: 2,433.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.66 : 8,276.49 = 1,622.07 : x
  2. Step 2: Convert to fraction form
    5,517.66/8,276.49 = 1,622.07/x
  3. Step 3: Cross multiply
    5,517.66x = 8,276.49 × 1,622.07
  4. Step 4: Simplify right side
    5,517.66x = 13,425,046.13
  5. Step 5: Solve for x
    x = 13,425,046.13/5,517.66
  6. Step 6: Final answer
    x = 2,433.11

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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.