Home / 2,351.97-3,244.98-1,357.12

Finding the Fourth Proportional to 2,351.97, 3,244.98 and 1,357.12

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Solution

The fourth proportional to 2,351.97, 3,244.98 and 1,357.12 is: 1,872.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.97 : 3,244.98 = 1,357.12 : x
  2. Step 2: Convert to fraction form
    2,351.97/3,244.98 = 1,357.12/x
  3. Step 3: Cross multiply
    2,351.97x = 3,244.98 × 1,357.12
  4. Step 4: Simplify right side
    2,351.97x = 4,403,819.15
  5. Step 5: Solve for x
    x = 4,403,819.15/2,351.97
  6. Step 6: Final answer
    x = 1,872.40

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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.