Home / 2,343.38-3,234.20-1,348.56

Finding the Fourth Proportional to 2,343.38, 3,234.20 and 1,348.56

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Solution

The fourth proportional to 2,343.38, 3,234.20 and 1,348.56 is: 1,861.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.38 : 3,234.20 = 1,348.56 : x
  2. Step 2: Convert to fraction form
    2,343.38/3,234.20 = 1,348.56/x
  3. Step 3: Cross multiply
    2,343.38x = 3,234.20 × 1,348.56
  4. Step 4: Simplify right side
    2,343.38x = 4,361,506.01
  5. Step 5: Solve for x
    x = 4,361,506.01/2,343.38
  6. Step 6: Final answer
    x = 1,861.21

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1.5x scale

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.