Home / 2,481.57-3,425.18-1,434.24

Finding the Fourth Proportional to 2,481.57, 3,425.18 and 1,434.24

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Solution

The fourth proportional to 2,481.57, 3,425.18 and 1,434.24 is: 1,979.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.57 : 3,425.18 = 1,434.24 : x
  2. Step 2: Convert to fraction form
    2,481.57/3,425.18 = 1,434.24/x
  3. Step 3: Cross multiply
    2,481.57x = 3,425.18 × 1,434.24
  4. Step 4: Simplify right side
    2,481.57x = 4,912,522.99
  5. Step 5: Solve for x
    x = 4,912,522.99/2,481.57
  6. Step 6: Final answer
    x = 1,979.60

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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.