Home / 2,082.38-3,119.47-1,562.96

Finding the Fourth Proportional to 2,082.38, 3,119.47 and 1,562.96

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Solution

The fourth proportional to 2,082.38, 3,119.47 and 1,562.96 is: 2,341.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082.38 : 3,119.47 = 1,562.96 : x
  2. Step 2: Convert to fraction form
    2,082.38/3,119.47 = 1,562.96/x
  3. Step 3: Cross multiply
    2,082.38x = 3,119.47 × 1,562.96
  4. Step 4: Simplify right side
    2,082.38x = 4,875,610.72
  5. Step 5: Solve for x
    x = 4,875,610.72/2,082.38
  6. Step 6: Final answer
    x = 2,341.37

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.