Home / 3,081.14-4,251.91-1,736.74

Finding the Fourth Proportional to 3,081.14, 4,251.91 and 1,736.74

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Solution

The fourth proportional to 3,081.14, 4,251.91 and 1,736.74 is: 2,396.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.14 : 4,251.91 = 1,736.74 : x
  2. Step 2: Convert to fraction form
    3,081.14/4,251.91 = 1,736.74/x
  3. Step 3: Cross multiply
    3,081.14x = 4,251.91 × 1,736.74
  4. Step 4: Simplify right side
    3,081.14x = 7,384,462.17
  5. Step 5: Solve for x
    x = 7,384,462.17/3,081.14
  6. Step 6: Final answer
    x = 2,396.67

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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.