Home / 2,695.12-4,025.33-2,202.64

Finding the Fourth Proportional to 2,695.12, 4,025.33 and 2,202.64

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Solution

The fourth proportional to 2,695.12, 4,025.33 and 2,202.64 is: 3,289.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695.12 : 4,025.33 = 2,202.64 : x
  2. Step 2: Convert to fraction form
    2,695.12/4,025.33 = 2,202.64/x
  3. Step 3: Cross multiply
    2,695.12x = 4,025.33 × 2,202.64
  4. Step 4: Simplify right side
    2,695.12x = 8,866,352.87
  5. Step 5: Solve for x
    x = 8,866,352.87/2,695.12
  6. Step 6: Final answer
    x = 3,289.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.