Home / 2,252.94-3,108.74-1,258.08

Finding the Fourth Proportional to 2,252.94, 3,108.74 and 1,258.08

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Solution

The fourth proportional to 2,252.94, 3,108.74 and 1,258.08 is: 1,735.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.94 : 3,108.74 = 1,258.08 : x
  2. Step 2: Convert to fraction form
    2,252.94/3,108.74 = 1,258.08/x
  3. Step 3: Cross multiply
    2,252.94x = 3,108.74 × 1,258.08
  4. Step 4: Simplify right side
    2,252.94x = 3,911,043.62
  5. Step 5: Solve for x
    x = 3,911,043.62/2,252.94
  6. Step 6: Final answer
    x = 1,735.97

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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.