Home / 11,108.28-16,655.94-4,179

Finding the Fourth Proportional to 11,108.28, 16,655.94 and 4,179

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Solution

The fourth proportional to 11,108.28, 16,655.94 and 4,179 is: 6,266.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,108.28 : 16,655.94 = 4,179 : x
  2. Step 2: Convert to fraction form
    11,108.28/16,655.94 = 4,179/x
  3. Step 3: Cross multiply
    11,108.28x = 16,655.94 × 4,179
  4. Step 4: Simplify right side
    11,108.28x = 69,605,173.26
  5. Step 5: Solve for x
    x = 69,605,173.26/11,108.28
  6. Step 6: Final answer
    x = 6,266.06

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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.