Home / 10,960.10-16,440.15-3,169.70

Finding the Fourth Proportional to 10,960.10, 16,440.15 and 3,169.70

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Solution

The fourth proportional to 10,960.10, 16,440.15 and 3,169.70 is: 4,754.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,960.10 : 16,440.15 = 3,169.70 : x
  2. Step 2: Convert to fraction form
    10,960.10/16,440.15 = 3,169.70/x
  3. Step 3: Cross multiply
    10,960.10x = 16,440.15 × 3,169.70
  4. Step 4: Simplify right side
    10,960.10x = 52,110,343.46
  5. Step 5: Solve for x
    x = 52,110,343.46/10,960.10
  6. Step 6: Final answer
    x = 4,754.55

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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.