Home / 2,867.97-3,952.38-2,069.88

Finding the Fourth Proportional to 2,867.97, 3,952.38 and 2,069.88

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Solution

The fourth proportional to 2,867.97, 3,952.38 and 2,069.88 is: 2,852.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.97 : 3,952.38 = 2,069.88 : x
  2. Step 2: Convert to fraction form
    2,867.97/3,952.38 = 2,069.88/x
  3. Step 3: Cross multiply
    2,867.97x = 3,952.38 × 2,069.88
  4. Step 4: Simplify right side
    2,867.97x = 8,180,952.31
  5. Step 5: Solve for x
    x = 8,180,952.31/2,867.97
  6. Step 6: Final answer
    x = 2,852.53

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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.