Home / 2,713.02-3,742.77-2,082.43

Finding the Fourth Proportional to 2,713.02, 3,742.77 and 2,082.43

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Solution

The fourth proportional to 2,713.02, 3,742.77 and 2,082.43 is: 2,872.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.02 : 3,742.77 = 2,082.43 : x
  2. Step 2: Convert to fraction form
    2,713.02/3,742.77 = 2,082.43/x
  3. Step 3: Cross multiply
    2,713.02x = 3,742.77 × 2,082.43
  4. Step 4: Simplify right side
    2,713.02x = 7,794,056.53
  5. Step 5: Solve for x
    x = 7,794,056.53/2,713.02
  6. Step 6: Final answer
    x = 2,872.83

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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.