Home / 2,252.14-3,108.00-1,257.39

Finding the Fourth Proportional to 2,252.14, 3,108.00 and 1,257.39

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Solution

The fourth proportional to 2,252.14, 3,108.00 and 1,257.39 is: 1,735.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.14 : 3,108.00 = 1,257.39 : x
  2. Step 2: Convert to fraction form
    2,252.14/3,108.00 = 1,257.39/x
  3. Step 3: Cross multiply
    2,252.14x = 3,108.00 × 1,257.39
  4. Step 4: Simplify right side
    2,252.14x = 3,907,972.84
  5. Step 5: Solve for x
    x = 3,907,972.84/2,252.14
  6. Step 6: Final answer
    x = 1,735.23

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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.