Home / 7,423.67-11,132.03-4,304.57

Finding the Fourth Proportional to 7,423.67, 11,132.03 and 4,304.57

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Solution

The fourth proportional to 7,423.67, 11,132.03 and 4,304.57 is: 6,454.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.67 : 11,132.03 = 4,304.57 : x
  2. Step 2: Convert to fraction form
    7,423.67/11,132.03 = 4,304.57/x
  3. Step 3: Cross multiply
    7,423.67x = 11,132.03 × 4,304.57
  4. Step 4: Simplify right side
    7,423.67x = 47,918,546.72
  5. Step 5: Solve for x
    x = 47,918,546.72/7,423.67
  6. Step 6: Final answer
    x = 6,454.83

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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.