Home / 5,452.07-8,179.11-3,114.72

Finding the Fourth Proportional to 5,452.07, 8,179.11 and 3,114.72

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Solution

The fourth proportional to 5,452.07, 8,179.11 and 3,114.72 is: 4,672.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452.07 : 8,179.11 = 3,114.72 : x
  2. Step 2: Convert to fraction form
    5,452.07/8,179.11 = 3,114.72/x
  3. Step 3: Cross multiply
    5,452.07x = 8,179.11 × 3,114.72
  4. Step 4: Simplify right side
    5,452.07x = 25,475,637.50
  5. Step 5: Solve for x
    x = 25,475,637.50/5,452.07
  6. Step 6: Final answer
    x = 4,672.66

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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.