Home / 5,214.27-7,193.90-2,974.53

Finding the Fourth Proportional to 5,214.27, 7,193.90 and 2,974.53

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Solution

The fourth proportional to 5,214.27, 7,193.90 and 2,974.53 is: 4,103.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214.27 : 7,193.90 = 2,974.53 : x
  2. Step 2: Convert to fraction form
    5,214.27/7,193.90 = 2,974.53/x
  3. Step 3: Cross multiply
    5,214.27x = 7,193.90 × 2,974.53
  4. Step 4: Simplify right side
    5,214.27x = 21,398,456.49
  5. Step 5: Solve for x
    x = 21,398,456.49/5,214.27
  6. Step 6: Final answer
    x = 4,103.83

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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.