Home / 5,096.12-7,032.55-2,857.99

Finding the Fourth Proportional to 5,096.12, 7,032.55 and 2,857.99

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Solution

The fourth proportional to 5,096.12, 7,032.55 and 2,857.99 is: 3,943.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,096.12 : 7,032.55 = 2,857.99 : x
  2. Step 2: Convert to fraction form
    5,096.12/7,032.55 = 2,857.99/x
  3. Step 3: Cross multiply
    5,096.12x = 7,032.55 × 2,857.99
  4. Step 4: Simplify right side
    5,096.12x = 20,098,932.85
  5. Step 5: Solve for x
    x = 20,098,932.85/5,096.12
  6. Step 6: Final answer
    x = 3,943.97

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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.