Home / 3,102.93-4,281.48-2,512.44

Finding the Fourth Proportional to 3,102.93, 4,281.48 and 2,512.44

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Solution

The fourth proportional to 3,102.93, 4,281.48 and 2,512.44 is: 3,466.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102.93 : 4,281.48 = 2,512.44 : x
  2. Step 2: Convert to fraction form
    3,102.93/4,281.48 = 2,512.44/x
  3. Step 3: Cross multiply
    3,102.93x = 4,281.48 × 2,512.44
  4. Step 4: Simplify right side
    3,102.93x = 10,756,961.61
  5. Step 5: Solve for x
    x = 10,756,961.61/3,102.93
  6. Step 6: Final answer
    x = 3,466.71

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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.