Home / 5,133.44-7,082.48-3,141.92

Finding the Fourth Proportional to 5,133.44, 7,082.48 and 3,141.92

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Solution

The fourth proportional to 5,133.44, 7,082.48 and 3,141.92 is: 4,334.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.44 : 7,082.48 = 3,141.92 : x
  2. Step 2: Convert to fraction form
    5,133.44/7,082.48 = 3,141.92/x
  3. Step 3: Cross multiply
    5,133.44x = 7,082.48 × 3,141.92
  4. Step 4: Simplify right side
    5,133.44x = 22,252,585.56
  5. Step 5: Solve for x
    x = 22,252,585.56/5,133.44
  6. Step 6: Final answer
    x = 4,334.83

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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.