Home / 7,489.12-11,233.26-2,294.98

Finding the Fourth Proportional to 7,489.12, 11,233.26 and 2,294.98

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Solution

The fourth proportional to 7,489.12, 11,233.26 and 2,294.98 is: 3,442.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.12 : 11,233.26 = 2,294.98 : x
  2. Step 2: Convert to fraction form
    7,489.12/11,233.26 = 2,294.98/x
  3. Step 3: Cross multiply
    7,489.12x = 11,233.26 × 2,294.98
  4. Step 4: Simplify right side
    7,489.12x = 25,780,107.03
  5. Step 5: Solve for x
    x = 25,780,107.03/7,489.12
  6. Step 6: Final answer
    x = 3,442.34

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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.