Home / 5,331.11-7,354.95-3,091.73

Finding the Fourth Proportional to 5,331.11, 7,354.95 and 3,091.73

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Solution

The fourth proportional to 5,331.11, 7,354.95 and 3,091.73 is: 4,265.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.11 : 7,354.95 = 3,091.73 : x
  2. Step 2: Convert to fraction form
    5,331.11/7,354.95 = 3,091.73/x
  3. Step 3: Cross multiply
    5,331.11x = 7,354.95 × 3,091.73
  4. Step 4: Simplify right side
    5,331.11x = 22,739,519.56
  5. Step 5: Solve for x
    x = 22,739,519.56/5,331.11
  6. Step 6: Final answer
    x = 4,265.44

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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.