Home / 10,943.20-16,417.50-3,152.62

Finding the Fourth Proportional to 10,943.20, 16,417.50 and 3,152.62

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Solution

The fourth proportional to 10,943.20, 16,417.50 and 3,152.62 is: 4,729.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943.20 : 16,417.50 = 3,152.62 : x
  2. Step 2: Convert to fraction form
    10,943.20/16,417.50 = 3,152.62/x
  3. Step 3: Cross multiply
    10,943.20x = 16,417.50 × 3,152.62
  4. Step 4: Simplify right side
    10,943.20x = 51,758,138.85
  5. Step 5: Solve for x
    x = 51,758,138.85/10,943.20
  6. Step 6: Final answer
    x = 4,729.71

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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.