Home / 7,489.23-11,233.89-3,328.26

Finding the Fourth Proportional to 7,489.23, 11,233.89 and 3,328.26

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Solution

The fourth proportional to 7,489.23, 11,233.89 and 3,328.26 is: 4,992.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.23 : 11,233.89 = 3,328.26 : x
  2. Step 2: Convert to fraction form
    7,489.23/11,233.89 = 3,328.26/x
  3. Step 3: Cross multiply
    7,489.23x = 11,233.89 × 3,328.26
  4. Step 4: Simplify right side
    7,489.23x = 37,389,306.73
  5. Step 5: Solve for x
    x = 37,389,306.73/7,489.23
  6. Step 6: Final answer
    x = 4,992.41

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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.