Home / 2,276.12-3,414.76-1,235.68

Finding the Fourth Proportional to 2,276.12, 3,414.76 and 1,235.68

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Solution

The fourth proportional to 2,276.12, 3,414.76 and 1,235.68 is: 1,853.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276.12 : 3,414.76 = 1,235.68 : x
  2. Step 2: Convert to fraction form
    2,276.12/3,414.76 = 1,235.68/x
  3. Step 3: Cross multiply
    2,276.12x = 3,414.76 × 1,235.68
  4. Step 4: Simplify right side
    2,276.12x = 4,219,550.64
  5. Step 5: Solve for x
    x = 4,219,550.64/2,276.12
  6. Step 6: Final answer
    x = 1,853.83

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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.