Home / 6,091.77-9,138.60-2,581.78

Finding the Fourth Proportional to 6,091.77, 9,138.60 and 2,581.78

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Solution

The fourth proportional to 6,091.77, 9,138.60 and 2,581.78 is: 3,873.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,091.77 : 9,138.60 = 2,581.78 : x
  2. Step 2: Convert to fraction form
    6,091.77/9,138.60 = 2,581.78/x
  3. Step 3: Cross multiply
    6,091.77x = 9,138.60 × 2,581.78
  4. Step 4: Simplify right side
    6,091.77x = 23,593,854.71
  5. Step 5: Solve for x
    x = 23,593,854.71/6,091.77
  6. Step 6: Final answer
    x = 3,873.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.