Home / 2,252.41-3,107.97-1,257.53

Finding the Fourth Proportional to 2,252.41, 3,107.97 and 1,257.53

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Solution

The fourth proportional to 2,252.41, 3,107.97 and 1,257.53 is: 1,735.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.41 : 3,107.97 = 1,257.53 : x
  2. Step 2: Convert to fraction form
    2,252.41/3,107.97 = 1,257.53/x
  3. Step 3: Cross multiply
    2,252.41x = 3,107.97 × 1,257.53
  4. Step 4: Simplify right side
    2,252.41x = 3,908,349.97
  5. Step 5: Solve for x
    x = 3,908,349.97/2,252.41
  6. Step 6: Final answer
    x = 1,735.19

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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.