Home / 2,098.60-3,147.10-617.33

Finding the Fourth Proportional to 2,098.60, 3,147.10 and 617.33

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Solution

The fourth proportional to 2,098.60, 3,147.10 and 617.33 is: 925.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098.60 : 3,147.10 = 617.33 : x
  2. Step 2: Convert to fraction form
    2,098.60/3,147.10 = 617.33/x
  3. Step 3: Cross multiply
    2,098.60x = 3,147.10 × 617.33
  4. Step 4: Simplify right side
    2,098.60x = 1,942,799.24
  5. Step 5: Solve for x
    x = 1,942,799.24/2,098.60
  6. Step 6: Final answer
    x = 925.76

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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.