Home / 3,747.24-5,171.16-2,068.64

Finding the Fourth Proportional to 3,747.24, 5,171.16 and 2,068.64

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Solution

The fourth proportional to 3,747.24, 5,171.16 and 2,068.64 is: 2,854.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.24 : 5,171.16 = 2,068.64 : x
  2. Step 2: Convert to fraction form
    3,747.24/5,171.16 = 2,068.64/x
  3. Step 3: Cross multiply
    3,747.24x = 5,171.16 × 2,068.64
  4. Step 4: Simplify right side
    3,747.24x = 10,697,258.08
  5. Step 5: Solve for x
    x = 10,697,258.08/3,747.24
  6. Step 6: Final answer
    x = 2,854.71

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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.