Home / 3,440.44-5,160.18-1,100.62

Finding the Fourth Proportional to 3,440.44, 5,160.18 and 1,100.62

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Solution

The fourth proportional to 3,440.44, 5,160.18 and 1,100.62 is: 1,650.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.44 : 5,160.18 = 1,100.62 : x
  2. Step 2: Convert to fraction form
    3,440.44/5,160.18 = 1,100.62/x
  3. Step 3: Cross multiply
    3,440.44x = 5,160.18 × 1,100.62
  4. Step 4: Simplify right side
    3,440.44x = 5,679,397.31
  5. Step 5: Solve for x
    x = 5,679,397.31/3,440.44
  6. Step 6: Final answer
    x = 1,650.78

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1.5x scale

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.