Home / 3,724.62-5,139.60-2,232.51

Finding the Fourth Proportional to 3,724.62, 5,139.60 and 2,232.51

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Solution

The fourth proportional to 3,724.62, 5,139.60 and 2,232.51 is: 3,080.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.62 : 5,139.60 = 2,232.51 : x
  2. Step 2: Convert to fraction form
    3,724.62/5,139.60 = 2,232.51/x
  3. Step 3: Cross multiply
    3,724.62x = 5,139.60 × 2,232.51
  4. Step 4: Simplify right side
    3,724.62x = 11,474,208.40
  5. Step 5: Solve for x
    x = 11,474,208.40/3,724.62
  6. Step 6: Final answer
    x = 3,080.64

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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.