Home / 2,073.52-3,111-1,382.96

Finding the Fourth Proportional to 2,073.52, 3,111 and 1,382.96

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Solution

The fourth proportional to 2,073.52, 3,111 and 1,382.96 is: 2,074.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,073.52 : 3,111 = 1,382.96 : x
  2. Step 2: Convert to fraction form
    2,073.52/3,111 = 1,382.96/x
  3. Step 3: Cross multiply
    2,073.52x = 3,111 × 1,382.96
  4. Step 4: Simplify right side
    2,073.52x = 4,302,388.56
  5. Step 5: Solve for x
    x = 4,302,388.56/2,073.52
  6. Step 6: Final answer
    x = 2,074.92

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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.