Home / 5,701.24-7,867.92-3,149.02

Finding the Fourth Proportional to 5,701.24, 7,867.92 and 3,149.02

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Solution

The fourth proportional to 5,701.24, 7,867.92 and 3,149.02 is: 4,345.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,701.24 : 7,867.92 = 3,149.02 : x
  2. Step 2: Convert to fraction form
    5,701.24/7,867.92 = 3,149.02/x
  3. Step 3: Cross multiply
    5,701.24x = 7,867.92 × 3,149.02
  4. Step 4: Simplify right side
    5,701.24x = 24,776,237.44
  5. Step 5: Solve for x
    x = 24,776,237.44/5,701.24
  6. Step 6: Final answer
    x = 4,345.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.