Home / 2,082.60-2,874.36-1,584.48

Finding the Fourth Proportional to 2,082.60, 2,874.36 and 1,584.48

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Solution

The fourth proportional to 2,082.60, 2,874.36 and 1,584.48 is: 2,186.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082.60 : 2,874.36 = 1,584.48 : x
  2. Step 2: Convert to fraction form
    2,082.60/2,874.36 = 1,584.48/x
  3. Step 3: Cross multiply
    2,082.60x = 2,874.36 × 1,584.48
  4. Step 4: Simplify right side
    2,082.60x = 4,554,365.93
  5. Step 5: Solve for x
    x = 4,554,365.93/2,082.60
  6. Step 6: Final answer
    x = 2,186.87

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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.