Home / 5,948.38-8,212.61-3,824.87

Finding the Fourth Proportional to 5,948.38, 8,212.61 and 3,824.87

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Solution

The fourth proportional to 5,948.38, 8,212.61 and 3,824.87 is: 5,280.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,948.38 : 8,212.61 = 3,824.87 : x
  2. Step 2: Convert to fraction form
    5,948.38/8,212.61 = 3,824.87/x
  3. Step 3: Cross multiply
    5,948.38x = 8,212.61 × 3,824.87
  4. Step 4: Simplify right side
    5,948.38x = 31,412,134.11
  5. Step 5: Solve for x
    x = 31,412,134.11/5,948.38
  6. Step 6: Final answer
    x = 5,280.79

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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.