Home / 11,186.53-16,775.21-4,167.01

Finding the Fourth Proportional to 11,186.53, 16,775.21 and 4,167.01

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Solution

The fourth proportional to 11,186.53, 16,775.21 and 4,167.01 is: 6,248.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,186.53 : 16,775.21 = 4,167.01 : x
  2. Step 2: Convert to fraction form
    11,186.53/16,775.21 = 4,167.01/x
  3. Step 3: Cross multiply
    11,186.53x = 16,775.21 × 4,167.01
  4. Step 4: Simplify right side
    11,186.53x = 69,902,446.99
  5. Step 5: Solve for x
    x = 69,902,446.99/11,186.53
  6. Step 6: Final answer
    x = 6,248.81

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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.