Home / 2,251.22-3,376.76-1,277.36

Finding the Fourth Proportional to 2,251.22, 3,376.76 and 1,277.36

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Solution

The fourth proportional to 2,251.22, 3,376.76 and 1,277.36 is: 1,916.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251.22 : 3,376.76 = 1,277.36 : x
  2. Step 2: Convert to fraction form
    2,251.22/3,376.76 = 1,277.36/x
  3. Step 3: Cross multiply
    2,251.22x = 3,376.76 × 1,277.36
  4. Step 4: Simplify right side
    2,251.22x = 4,313,338.15
  5. Step 5: Solve for x
    x = 4,313,338.15/2,251.22
  6. Step 6: Final answer
    x = 1,916.00

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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.