Home / 5,517.72-8,283.87-2,922.48

Finding the Fourth Proportional to 5,517.72, 8,283.87 and 2,922.48

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Solution

The fourth proportional to 5,517.72, 8,283.87 and 2,922.48 is: 4,387.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.72 : 8,283.87 = 2,922.48 : x
  2. Step 2: Convert to fraction form
    5,517.72/8,283.87 = 2,922.48/x
  3. Step 3: Cross multiply
    5,517.72x = 8,283.87 × 2,922.48
  4. Step 4: Simplify right side
    5,517.72x = 24,209,444.40
  5. Step 5: Solve for x
    x = 24,209,444.40/5,517.72
  6. Step 6: Final answer
    x = 4,387.58

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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.