Home / 2,861.87-4,303.19-2,633.48

Finding the Fourth Proportional to 2,861.87, 4,303.19 and 2,633.48

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Solution

The fourth proportional to 2,861.87, 4,303.19 and 2,633.48 is: 3,959.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861.87 : 4,303.19 = 2,633.48 : x
  2. Step 2: Convert to fraction form
    2,861.87/4,303.19 = 2,633.48/x
  3. Step 3: Cross multiply
    2,861.87x = 4,303.19 × 2,633.48
  4. Step 4: Simplify right side
    2,861.87x = 11,332,366.01
  5. Step 5: Solve for x
    x = 11,332,366.01/2,861.87
  6. Step 6: Final answer
    x = 3,959.78

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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.