Home / 5,022.14-7,521.42-3,167.78

Finding the Fourth Proportional to 5,022.14, 7,521.42 and 3,167.78

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Solution

The fourth proportional to 5,022.14, 7,521.42 and 3,167.78 is: 4,744.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.14 : 7,521.42 = 3,167.78 : x
  2. Step 2: Convert to fraction form
    5,022.14/7,521.42 = 3,167.78/x
  3. Step 3: Cross multiply
    5,022.14x = 7,521.42 × 3,167.78
  4. Step 4: Simplify right side
    5,022.14x = 23,826,203.85
  5. Step 5: Solve for x
    x = 23,826,203.85/5,022.14
  6. Step 6: Final answer
    x = 4,744.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.