Home / 5,269.27-7,273.26-3,278.65

Finding the Fourth Proportional to 5,269.27, 7,273.26 and 3,278.65

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Solution

The fourth proportional to 5,269.27, 7,273.26 and 3,278.65 is: 4,525.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269.27 : 7,273.26 = 3,278.65 : x
  2. Step 2: Convert to fraction form
    5,269.27/7,273.26 = 3,278.65/x
  3. Step 3: Cross multiply
    5,269.27x = 7,273.26 × 3,278.65
  4. Step 4: Simplify right side
    5,269.27x = 23,846,473.90
  5. Step 5: Solve for x
    x = 23,846,473.90/5,269.27
  6. Step 6: Final answer
    x = 4,525.57

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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.