Home / 2,252.50-3,108.62-1,258.02

Finding the Fourth Proportional to 2,252.50, 3,108.62 and 1,258.02

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Solution

The fourth proportional to 2,252.50, 3,108.62 and 1,258.02 is: 1,736.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.50 : 3,108.62 = 1,258.02 : x
  2. Step 2: Convert to fraction form
    2,252.50/3,108.62 = 1,258.02/x
  3. Step 3: Cross multiply
    2,252.50x = 3,108.62 × 1,258.02
  4. Step 4: Simplify right side
    2,252.50x = 3,910,709.28
  5. Step 5: Solve for x
    x = 3,910,709.28/2,252.50
  6. Step 6: Final answer
    x = 1,736.17

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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.