Home / 3,275.24-4,517.78-2,097.09

Finding the Fourth Proportional to 3,275.24, 4,517.78 and 2,097.09

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Solution

The fourth proportional to 3,275.24, 4,517.78 and 2,097.09 is: 2,892.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.24 : 4,517.78 = 2,097.09 : x
  2. Step 2: Convert to fraction form
    3,275.24/4,517.78 = 2,097.09/x
  3. Step 3: Cross multiply
    3,275.24x = 4,517.78 × 2,097.09
  4. Step 4: Simplify right side
    3,275.24x = 9,474,180.77
  5. Step 5: Solve for x
    x = 9,474,180.77/3,275.24
  6. Step 6: Final answer
    x = 2,892.67

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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.