Home / 3,719.25-5,132.52-2,040.66

Finding the Fourth Proportional to 3,719.25, 5,132.52 and 2,040.66

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Solution

The fourth proportional to 3,719.25, 5,132.52 and 2,040.66 is: 2,816.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.25 : 5,132.52 = 2,040.66 : x
  2. Step 2: Convert to fraction form
    3,719.25/5,132.52 = 2,040.66/x
  3. Step 3: Cross multiply
    3,719.25x = 5,132.52 × 2,040.66
  4. Step 4: Simplify right side
    3,719.25x = 10,473,728.26
  5. Step 5: Solve for x
    x = 10,473,728.26/3,719.25
  6. Step 6: Final answer
    x = 2,816.09

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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.