Home / 5,327.91-7,352.55-3,091.12

Finding the Fourth Proportional to 5,327.91, 7,352.55 and 3,091.12

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Solution

The fourth proportional to 5,327.91, 7,352.55 and 3,091.12 is: 4,265.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327.91 : 7,352.55 = 3,091.12 : x
  2. Step 2: Convert to fraction form
    5,327.91/7,352.55 = 3,091.12/x
  3. Step 3: Cross multiply
    5,327.91x = 7,352.55 × 3,091.12
  4. Step 4: Simplify right side
    5,327.91x = 22,727,614.36
  5. Step 5: Solve for x
    x = 22,727,614.36/5,327.91
  6. Step 6: Final answer
    x = 4,265.77

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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.