Home / 7,250.14-10,867.56-2,861.56

Finding the Fourth Proportional to 7,250.14, 10,867.56 and 2,861.56

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Solution

The fourth proportional to 7,250.14, 10,867.56 and 2,861.56 is: 4,289.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250.14 : 10,867.56 = 2,861.56 : x
  2. Step 2: Convert to fraction form
    7,250.14/10,867.56 = 2,861.56/x
  3. Step 3: Cross multiply
    7,250.14x = 10,867.56 × 2,861.56
  4. Step 4: Simplify right side
    7,250.14x = 31,098,174.99
  5. Step 5: Solve for x
    x = 31,098,174.99/7,250.14
  6. Step 6: Final answer
    x = 4,289.32

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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.