Home / 10,151.56-15,227.24-5,222.56

Finding the Fourth Proportional to 10,151.56, 15,227.24 and 5,222.56

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Solution

The fourth proportional to 10,151.56, 15,227.24 and 5,222.56 is: 7,833.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,151.56 : 15,227.24 = 5,222.56 : x
  2. Step 2: Convert to fraction form
    10,151.56/15,227.24 = 5,222.56/x
  3. Step 3: Cross multiply
    10,151.56x = 15,227.24 × 5,222.56
  4. Step 4: Simplify right side
    10,151.56x = 79,525,174.53
  5. Step 5: Solve for x
    x = 79,525,174.53/10,151.56
  6. Step 6: Final answer
    x = 7,833.79

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1.5x scale

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.