Home / 2,867.25-3,964.60-2,498.19

Finding the Fourth Proportional to 2,867.25, 3,964.60 and 2,498.19

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Solution

The fourth proportional to 2,867.25, 3,964.60 and 2,498.19 is: 3,454.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.25 : 3,964.60 = 2,498.19 : x
  2. Step 2: Convert to fraction form
    2,867.25/3,964.60 = 2,498.19/x
  3. Step 3: Cross multiply
    2,867.25x = 3,964.60 × 2,498.19
  4. Step 4: Simplify right side
    2,867.25x = 9,904,320.58
  5. Step 5: Solve for x
    x = 9,904,320.58/2,867.25
  6. Step 6: Final answer
    x = 3,454.29

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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.