Home / 5,792.43-7,993.50-3,139.83

Finding the Fourth Proportional to 5,792.43, 7,993.50 and 3,139.83

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Solution

The fourth proportional to 5,792.43, 7,993.50 and 3,139.83 is: 4,332.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,792.43 : 7,993.50 = 3,139.83 : x
  2. Step 2: Convert to fraction form
    5,792.43/7,993.50 = 3,139.83/x
  3. Step 3: Cross multiply
    5,792.43x = 7,993.50 × 3,139.83
  4. Step 4: Simplify right side
    5,792.43x = 25,098,236.99
  5. Step 5: Solve for x
    x = 25,098,236.99/5,792.43
  6. Step 6: Final answer
    x = 4,332.94

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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.