Home / 4,079.14-5,623.76-3,242.62

Finding the Fourth Proportional to 4,079.14, 5,623.76 and 3,242.62

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Solution

The fourth proportional to 4,079.14, 5,623.76 and 3,242.62 is: 4,470.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.14 : 5,623.76 = 3,242.62 : x
  2. Step 2: Convert to fraction form
    4,079.14/5,623.76 = 3,242.62/x
  3. Step 3: Cross multiply
    4,079.14x = 5,623.76 × 3,242.62
  4. Step 4: Simplify right side
    4,079.14x = 18,235,716.65
  5. Step 5: Solve for x
    x = 18,235,716.65/4,079.14
  6. Step 6: Final answer
    x = 4,470.48

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Why These Related Problems?

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