Home / 7,351.30-11,028.27-2,422.30

Finding the Fourth Proportional to 7,351.30, 11,028.27 and 2,422.30

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Solution

The fourth proportional to 7,351.30, 11,028.27 and 2,422.30 is: 3,633.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351.30 : 11,028.27 = 2,422.30 : x
  2. Step 2: Convert to fraction form
    7,351.30/11,028.27 = 2,422.30/x
  3. Step 3: Cross multiply
    7,351.30x = 11,028.27 × 2,422.30
  4. Step 4: Simplify right side
    7,351.30x = 26,713,778.42
  5. Step 5: Solve for x
    x = 26,713,778.42/7,351.30
  6. Step 6: Final answer
    x = 3,633.88

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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.