Home / 2,344.14-3,234.78-1,349.70

Finding the Fourth Proportional to 2,344.14, 3,234.78 and 1,349.70

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Solution

The fourth proportional to 2,344.14, 3,234.78 and 1,349.70 is: 1,862.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,344.14 : 3,234.78 = 1,349.70 : x
  2. Step 2: Convert to fraction form
    2,344.14/3,234.78 = 1,349.70/x
  3. Step 3: Cross multiply
    2,344.14x = 3,234.78 × 1,349.70
  4. Step 4: Simplify right side
    2,344.14x = 4,365,982.57
  5. Step 5: Solve for x
    x = 4,365,982.57/2,344.14
  6. Step 6: Final answer
    x = 1,862.51

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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.