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Finding the Fourth Proportional to 11,174.67, 16,764.16 and 4,248.63

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Solution

The fourth proportional to 11,174.67, 16,764.16 and 4,248.63 is: 6,373.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,174.67 : 16,764.16 = 4,248.63 : x
  2. Step 2: Convert to fraction form
    11,174.67/16,764.16 = 4,248.63/x
  3. Step 3: Cross multiply
    11,174.67x = 16,764.16 × 4,248.63
  4. Step 4: Simplify right side
    11,174.67x = 71,224,713.10
  5. Step 5: Solve for x
    x = 71,224,713.10/11,174.67
  6. Step 6: Final answer
    x = 6,373.76

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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.