Home / 10,122.24-15,174.08-3,544.82

Finding the Fourth Proportional to 10,122.24, 15,174.08 and 3,544.82

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Solution

The fourth proportional to 10,122.24, 15,174.08 and 3,544.82 is: 5,313.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,122.24 : 15,174.08 = 3,544.82 : x
  2. Step 2: Convert to fraction form
    10,122.24/15,174.08 = 3,544.82/x
  3. Step 3: Cross multiply
    10,122.24x = 15,174.08 × 3,544.82
  4. Step 4: Simplify right side
    10,122.24x = 53,789,382.27
  5. Step 5: Solve for x
    x = 53,789,382.27/10,122.24
  6. Step 6: Final answer
    x = 5,313.98

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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.