Home / 3,932.30-5,426.13-2,253.25

Finding the Fourth Proportional to 3,932.30, 5,426.13 and 2,253.25

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Solution

The fourth proportional to 3,932.30, 5,426.13 and 2,253.25 is: 3,109.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.30 : 5,426.13 = 2,253.25 : x
  2. Step 2: Convert to fraction form
    3,932.30/5,426.13 = 2,253.25/x
  3. Step 3: Cross multiply
    3,932.30x = 5,426.13 × 2,253.25
  4. Step 4: Simplify right side
    3,932.30x = 12,226,427.42
  5. Step 5: Solve for x
    x = 12,226,427.42/3,932.30
  6. Step 6: Final answer
    x = 3,109.23

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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.