Home / 4,251.78-5,861.25-2,759.13

Finding the Fourth Proportional to 4,251.78, 5,861.25 and 2,759.13

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Solution

The fourth proportional to 4,251.78, 5,861.25 and 2,759.13 is: 3,803.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,251.78 : 5,861.25 = 2,759.13 : x
  2. Step 2: Convert to fraction form
    4,251.78/5,861.25 = 2,759.13/x
  3. Step 3: Cross multiply
    4,251.78x = 5,861.25 × 2,759.13
  4. Step 4: Simplify right side
    4,251.78x = 16,171,950.71
  5. Step 5: Solve for x
    x = 16,171,950.71/4,251.78
  6. Step 6: Final answer
    x = 3,803.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.