Home / 2,252.86-3,382.45-1,158.02

Finding the Fourth Proportional to 2,252.86, 3,382.45 and 1,158.02

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Solution

The fourth proportional to 2,252.86, 3,382.45 and 1,158.02 is: 1,738.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.86 : 3,382.45 = 1,158.02 : x
  2. Step 2: Convert to fraction form
    2,252.86/3,382.45 = 1,158.02/x
  3. Step 3: Cross multiply
    2,252.86x = 3,382.45 × 1,158.02
  4. Step 4: Simplify right side
    2,252.86x = 3,916,944.75
  5. Step 5: Solve for x
    x = 3,916,944.75/2,252.86
  6. Step 6: Final answer
    x = 1,738.65

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Why These Related Problems?

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