Home / 10,934.28-16,401.67-3,914.77

Finding the Fourth Proportional to 10,934.28, 16,401.67 and 3,914.77

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Solution

The fourth proportional to 10,934.28, 16,401.67 and 3,914.77 is: 5,872.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,934.28 : 16,401.67 = 3,914.77 : x
  2. Step 2: Convert to fraction form
    10,934.28/16,401.67 = 3,914.77/x
  3. Step 3: Cross multiply
    10,934.28x = 16,401.67 × 3,914.77
  4. Step 4: Simplify right side
    10,934.28x = 64,208,765.67
  5. Step 5: Solve for x
    x = 64,208,765.67/10,934.28
  6. Step 6: Final answer
    x = 5,872.24

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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.