Home / 5,352.10-7,384.79-3,672.89

Finding the Fourth Proportional to 5,352.10, 7,384.79 and 3,672.89

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Solution

The fourth proportional to 5,352.10, 7,384.79 and 3,672.89 is: 5,067.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352.10 : 7,384.79 = 3,672.89 : x
  2. Step 2: Convert to fraction form
    5,352.10/7,384.79 = 3,672.89/x
  3. Step 3: Cross multiply
    5,352.10x = 7,384.79 × 3,672.89
  4. Step 4: Simplify right side
    5,352.10x = 27,123,535.21
  5. Step 5: Solve for x
    x = 27,123,535.21/5,352.10
  6. Step 6: Final answer
    x = 5,067.83

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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.