Home / 7,836.38-11,752.74-2,288.56

Finding the Fourth Proportional to 7,836.38, 11,752.74 and 2,288.56

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Solution

The fourth proportional to 7,836.38, 11,752.74 and 2,288.56 is: 3,432.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836.38 : 11,752.74 = 2,288.56 : x
  2. Step 2: Convert to fraction form
    7,836.38/11,752.74 = 2,288.56/x
  3. Step 3: Cross multiply
    7,836.38x = 11,752.74 × 2,288.56
  4. Step 4: Simplify right side
    7,836.38x = 26,896,850.65
  5. Step 5: Solve for x
    x = 26,896,850.65/7,836.38
  6. Step 6: Final answer
    x = 3,432.31

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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.