Home / 10,938.20-16,415.24-4,366.26

Finding the Fourth Proportional to 10,938.20, 16,415.24 and 4,366.26

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Solution

The fourth proportional to 10,938.20, 16,415.24 and 4,366.26 is: 6,552.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,938.20 : 16,415.24 = 4,366.26 : x
  2. Step 2: Convert to fraction form
    10,938.20/16,415.24 = 4,366.26/x
  3. Step 3: Cross multiply
    10,938.20x = 16,415.24 × 4,366.26
  4. Step 4: Simplify right side
    10,938.20x = 71,673,183.97
  5. Step 5: Solve for x
    x = 71,673,183.97/10,938.20
  6. Step 6: Final answer
    x = 6,552.56

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1.5x scale

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.