Home / 5,490.20-7,576.52-3,067.57

Finding the Fourth Proportional to 5,490.20, 7,576.52 and 3,067.57

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Solution

The fourth proportional to 5,490.20, 7,576.52 and 3,067.57 is: 4,233.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.20 : 7,576.52 = 3,067.57 : x
  2. Step 2: Convert to fraction form
    5,490.20/7,576.52 = 3,067.57/x
  3. Step 3: Cross multiply
    5,490.20x = 7,576.52 × 3,067.57
  4. Step 4: Simplify right side
    5,490.20x = 23,241,471.18
  5. Step 5: Solve for x
    x = 23,241,471.18/5,490.20
  6. Step 6: Final answer
    x = 4,233.26

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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.