Home / 11,174.33-16,768.56-6,247.21

Finding the Fourth Proportional to 11,174.33, 16,768.56 and 6,247.21

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Solution

The fourth proportional to 11,174.33, 16,768.56 and 6,247.21 is: 9,374.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,174.33 : 16,768.56 = 6,247.21 : x
  2. Step 2: Convert to fraction form
    11,174.33/16,768.56 = 6,247.21/x
  3. Step 3: Cross multiply
    11,174.33x = 16,768.56 × 6,247.21
  4. Step 4: Simplify right side
    11,174.33x = 104,756,715.72
  5. Step 5: Solve for x
    x = 104,756,715.72/11,174.33
  6. Step 6: Final answer
    x = 9,374.76

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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.