Home / 2,506.22-3,761.79-1,190.87

Finding the Fourth Proportional to 2,506.22, 3,761.79 and 1,190.87

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Solution

The fourth proportional to 2,506.22, 3,761.79 and 1,190.87 is: 1,787.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,506.22 : 3,761.79 = 1,190.87 : x
  2. Step 2: Convert to fraction form
    2,506.22/3,761.79 = 1,190.87/x
  3. Step 3: Cross multiply
    2,506.22x = 3,761.79 × 1,190.87
  4. Step 4: Simplify right side
    2,506.22x = 4,479,800.39
  5. Step 5: Solve for x
    x = 4,479,800.39/2,506.22
  6. Step 6: Final answer
    x = 1,787.47

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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.