Home / 3,824.11-5,277.32-2,230.71

Finding the Fourth Proportional to 3,824.11, 5,277.32 and 2,230.71

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Solution

The fourth proportional to 3,824.11, 5,277.32 and 2,230.71 is: 3,078.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824.11 : 5,277.32 = 2,230.71 : x
  2. Step 2: Convert to fraction form
    3,824.11/5,277.32 = 2,230.71/x
  3. Step 3: Cross multiply
    3,824.11x = 5,277.32 × 2,230.71
  4. Step 4: Simplify right side
    3,824.11x = 11,772,170.50
  5. Step 5: Solve for x
    x = 11,772,170.50/3,824.11
  6. Step 6: Final answer
    x = 3,078.41

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Double scale
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1.5x scale

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.