Home / 10,869.23-16,304.85-3,372.84

Finding the Fourth Proportional to 10,869.23, 16,304.85 and 3,372.84

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Solution

The fourth proportional to 10,869.23, 16,304.85 and 3,372.84 is: 5,059.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,869.23 : 16,304.85 = 3,372.84 : x
  2. Step 2: Convert to fraction form
    10,869.23/16,304.85 = 3,372.84/x
  3. Step 3: Cross multiply
    10,869.23x = 16,304.85 × 3,372.84
  4. Step 4: Simplify right side
    10,869.23x = 54,993,650.27
  5. Step 5: Solve for x
    x = 54,993,650.27/10,869.23
  6. Step 6: Final answer
    x = 5,059.57

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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.