Home / 2,252.92-3,108.86-1,258.01

Finding the Fourth Proportional to 2,252.92, 3,108.86 and 1,258.01

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Solution

The fourth proportional to 2,252.92, 3,108.86 and 1,258.01 is: 1,735.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.92 : 3,108.86 = 1,258.01 : x
  2. Step 2: Convert to fraction form
    2,252.92/3,108.86 = 1,258.01/x
  3. Step 3: Cross multiply
    2,252.92x = 3,108.86 × 1,258.01
  4. Step 4: Simplify right side
    2,252.92x = 3,910,961.42
  5. Step 5: Solve for x
    x = 3,910,961.42/2,252.92
  6. Step 6: Final answer
    x = 1,735.95

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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.