Home / 3,098.12-4,275.18-1,753.87

Finding the Fourth Proportional to 3,098.12, 4,275.18 and 1,753.87

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Solution

The fourth proportional to 3,098.12, 4,275.18 and 1,753.87 is: 2,420.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.12 : 4,275.18 = 1,753.87 : x
  2. Step 2: Convert to fraction form
    3,098.12/4,275.18 = 1,753.87/x
  3. Step 3: Cross multiply
    3,098.12x = 4,275.18 × 1,753.87
  4. Step 4: Simplify right side
    3,098.12x = 7,498,107.27
  5. Step 5: Solve for x
    x = 7,498,107.27/3,098.12
  6. Step 6: Final answer
    x = 2,420.22

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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.