Home / 3,076.90-4,618.50-2,252.72

Finding the Fourth Proportional to 3,076.90, 4,618.50 and 2,252.72

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Solution

The fourth proportional to 3,076.90, 4,618.50 and 2,252.72 is: 3,381.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.90 : 4,618.50 = 2,252.72 : x
  2. Step 2: Convert to fraction form
    3,076.90/4,618.50 = 2,252.72/x
  3. Step 3: Cross multiply
    3,076.90x = 4,618.50 × 2,252.72
  4. Step 4: Simplify right side
    3,076.90x = 10,404,187.32
  5. Step 5: Solve for x
    x = 10,404,187.32/3,076.90
  6. Step 6: Final answer
    x = 3,381.39

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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.