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Finding the Fourth Proportional to 6,960.39, 10,441.08 and 2,800.42

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Solution

The fourth proportional to 6,960.39, 10,441.08 and 2,800.42 is: 4,200.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,960.39 : 10,441.08 = 2,800.42 : x
  2. Step 2: Convert to fraction form
    6,960.39/10,441.08 = 2,800.42/x
  3. Step 3: Cross multiply
    6,960.39x = 10,441.08 × 2,800.42
  4. Step 4: Simplify right side
    6,960.39x = 29,239,409.25
  5. Step 5: Solve for x
    x = 29,239,409.25/6,960.39
  6. Step 6: Final answer
    x = 4,200.83

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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.