Home / 2,551.29-3,849.91-2,459.76

Finding the Fourth Proportional to 2,551.29, 3,849.91 and 2,459.76

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Solution

The fourth proportional to 2,551.29, 3,849.91 and 2,459.76 is: 3,711.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.29 : 3,849.91 = 2,459.76 : x
  2. Step 2: Convert to fraction form
    2,551.29/3,849.91 = 2,459.76/x
  3. Step 3: Cross multiply
    2,551.29x = 3,849.91 × 2,459.76
  4. Step 4: Simplify right side
    2,551.29x = 9,469,857.70
  5. Step 5: Solve for x
    x = 9,469,857.70/2,551.29
  6. Step 6: Final answer
    x = 3,711.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.