Home / 2,082.30-2,876.95-2,061.82

Finding the Fourth Proportional to 2,082.30, 2,876.95 and 2,061.82

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Solution

The fourth proportional to 2,082.30, 2,876.95 and 2,061.82 is: 2,848.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082.30 : 2,876.95 = 2,061.82 : x
  2. Step 2: Convert to fraction form
    2,082.30/2,876.95 = 2,061.82/x
  3. Step 3: Cross multiply
    2,082.30x = 2,876.95 × 2,061.82
  4. Step 4: Simplify right side
    2,082.30x = 5,931,753.05
  5. Step 5: Solve for x
    x = 5,931,753.05/2,082.30
  6. Step 6: Final answer
    x = 2,848.65

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.