Home / 11,174.64-16,754.76-3,381.36

Finding the Fourth Proportional to 11,174.64, 16,754.76 and 3,381.36

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Solution

The fourth proportional to 11,174.64, 16,754.76 and 3,381.36 is: 5,069.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,174.64 : 16,754.76 = 3,381.36 : x
  2. Step 2: Convert to fraction form
    11,174.64/16,754.76 = 3,381.36/x
  3. Step 3: Cross multiply
    11,174.64x = 16,754.76 × 3,381.36
  4. Step 4: Simplify right side
    11,174.64x = 56,653,875.27
  5. Step 5: Solve for x
    x = 56,653,875.27/11,174.64
  6. Step 6: Final answer
    x = 5,069.86

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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.