Home / 11,069.11-16,606.10-3,278.53

Finding the Fourth Proportional to 11,069.11, 16,606.10 and 3,278.53

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Solution

The fourth proportional to 11,069.11, 16,606.10 and 3,278.53 is: 4,918.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,069.11 : 16,606.10 = 3,278.53 : x
  2. Step 2: Convert to fraction form
    11,069.11/16,606.10 = 3,278.53/x
  3. Step 3: Cross multiply
    11,069.11x = 16,606.10 × 3,278.53
  4. Step 4: Simplify right side
    11,069.11x = 54,443,580.64
  5. Step 5: Solve for x
    x = 54,443,580.64/11,069.11
  6. Step 6: Final answer
    x = 4,918.51

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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.