Home / 2,422.60-3,632.25-1,252.12

Finding the Fourth Proportional to 2,422.60, 3,632.25 and 1,252.12

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Solution

The fourth proportional to 2,422.60, 3,632.25 and 1,252.12 is: 1,877.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.60 : 3,632.25 = 1,252.12 : x
  2. Step 2: Convert to fraction form
    2,422.60/3,632.25 = 1,252.12/x
  3. Step 3: Cross multiply
    2,422.60x = 3,632.25 × 1,252.12
  4. Step 4: Simplify right side
    2,422.60x = 4,548,012.87
  5. Step 5: Solve for x
    x = 4,548,012.87/2,422.60
  6. Step 6: Final answer
    x = 1,877.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.