Home / 2,867.55-3,952.51-2,027.18

Finding the Fourth Proportional to 2,867.55, 3,952.51 and 2,027.18

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Solution

The fourth proportional to 2,867.55, 3,952.51 and 2,027.18 is: 2,794.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.55 : 3,952.51 = 2,027.18 : x
  2. Step 2: Convert to fraction form
    2,867.55/3,952.51 = 2,027.18/x
  3. Step 3: Cross multiply
    2,867.55x = 3,952.51 × 2,027.18
  4. Step 4: Simplify right side
    2,867.55x = 8,012,449.22
  5. Step 5: Solve for x
    x = 8,012,449.22/2,867.55
  6. Step 6: Final answer
    x = 2,794.18

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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.