Home / 4,961.39-7,441.68-1,451.12

Finding the Fourth Proportional to 4,961.39, 7,441.68 and 1,451.12

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Solution

The fourth proportional to 4,961.39, 7,441.68 and 1,451.12 is: 2,176.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,961.39 : 7,441.68 = 1,451.12 : x
  2. Step 2: Convert to fraction form
    4,961.39/7,441.68 = 1,451.12/x
  3. Step 3: Cross multiply
    4,961.39x = 7,441.68 × 1,451.12
  4. Step 4: Simplify right side
    4,961.39x = 10,798,770.68
  5. Step 5: Solve for x
    x = 10,798,770.68/4,961.39
  6. Step 6: Final answer
    x = 2,176.56

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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.