Home / 5,471.67-7,550.15-3,081.24

Finding the Fourth Proportional to 5,471.67, 7,550.15 and 3,081.24

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Solution

The fourth proportional to 5,471.67, 7,550.15 and 3,081.24 is: 4,251.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.67 : 7,550.15 = 3,081.24 : x
  2. Step 2: Convert to fraction form
    5,471.67/7,550.15 = 3,081.24/x
  3. Step 3: Cross multiply
    5,471.67x = 7,550.15 × 3,081.24
  4. Step 4: Simplify right side
    5,471.67x = 23,263,808.78
  5. Step 5: Solve for x
    x = 23,263,808.78/5,471.67
  6. Step 6: Final answer
    x = 4,251.68

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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.