Home / 5,546.52-7,654.65-3,189.42

Finding the Fourth Proportional to 5,546.52, 7,654.65 and 3,189.42

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Solution

The fourth proportional to 5,546.52, 7,654.65 and 3,189.42 is: 4,401.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,546.52 : 7,654.65 = 3,189.42 : x
  2. Step 2: Convert to fraction form
    5,546.52/7,654.65 = 3,189.42/x
  3. Step 3: Cross multiply
    5,546.52x = 7,654.65 × 3,189.42
  4. Step 4: Simplify right side
    5,546.52x = 24,413,893.80
  5. Step 5: Solve for x
    x = 24,413,893.80/5,546.52
  6. Step 6: Final answer
    x = 4,401.66

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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.