Home / 2,425.46-3,348.68-1,679.15

Finding the Fourth Proportional to 2,425.46, 3,348.68 and 1,679.15

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Solution

The fourth proportional to 2,425.46, 3,348.68 and 1,679.15 is: 2,318.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425.46 : 3,348.68 = 1,679.15 : x
  2. Step 2: Convert to fraction form
    2,425.46/3,348.68 = 1,679.15/x
  3. Step 3: Cross multiply
    2,425.46x = 3,348.68 × 1,679.15
  4. Step 4: Simplify right side
    2,425.46x = 5,622,917.16
  5. Step 5: Solve for x
    x = 5,622,917.16/2,425.46
  6. Step 6: Final answer
    x = 2,318.29

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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.