Home / 3,402.45-5,101.38-1,180.71

Finding the Fourth Proportional to 3,402.45, 5,101.38 and 1,180.71

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Solution

The fourth proportional to 3,402.45, 5,101.38 and 1,180.71 is: 1,770.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.45 : 5,101.38 = 1,180.71 : x
  2. Step 2: Convert to fraction form
    3,402.45/5,101.38 = 1,180.71/x
  3. Step 3: Cross multiply
    3,402.45x = 5,101.38 × 1,180.71
  4. Step 4: Simplify right side
    3,402.45x = 6,023,250.38
  5. Step 5: Solve for x
    x = 6,023,250.38/3,402.45
  6. Step 6: Final answer
    x = 1,770.27

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.