Home / 10,869.75-16,306.01-3,373.81

Finding the Fourth Proportional to 10,869.75, 16,306.01 and 3,373.81

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Solution

The fourth proportional to 10,869.75, 16,306.01 and 3,373.81 is: 5,061.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,869.75 : 16,306.01 = 3,373.81 : x
  2. Step 2: Convert to fraction form
    10,869.75/16,306.01 = 3,373.81/x
  3. Step 3: Cross multiply
    10,869.75x = 16,306.01 × 3,373.81
  4. Step 4: Simplify right side
    10,869.75x = 55,013,334.62
  5. Step 5: Solve for x
    x = 55,013,334.62/10,869.75
  6. Step 6: Final answer
    x = 5,061.14

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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.