Home / 3,101.64-4,642.20-2,673.96

Finding the Fourth Proportional to 3,101.64, 4,642.20 and 2,673.96

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Solution

The fourth proportional to 3,101.64, 4,642.20 and 2,673.96 is: 4,002.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101.64 : 4,642.20 = 2,673.96 : x
  2. Step 2: Convert to fraction form
    3,101.64/4,642.20 = 2,673.96/x
  3. Step 3: Cross multiply
    3,101.64x = 4,642.20 × 2,673.96
  4. Step 4: Simplify right side
    3,101.64x = 12,413,057.11
  5. Step 5: Solve for x
    x = 12,413,057.11/3,101.64
  6. Step 6: Final answer
    x = 4,002.09

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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.