Home / 2,646.18-3,961.92-1,341.24

Finding the Fourth Proportional to 2,646.18, 3,961.92 and 1,341.24

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Solution

The fourth proportional to 2,646.18, 3,961.92 and 1,341.24 is: 2,008.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646.18 : 3,961.92 = 1,341.24 : x
  2. Step 2: Convert to fraction form
    2,646.18/3,961.92 = 1,341.24/x
  3. Step 3: Cross multiply
    2,646.18x = 3,961.92 × 1,341.24
  4. Step 4: Simplify right side
    2,646.18x = 5,313,885.58
  5. Step 5: Solve for x
    x = 5,313,885.58/2,646.18
  6. Step 6: Final answer
    x = 2,008.13

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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.