Home / 2,961.49-4,086.65-1,635.24

Finding the Fourth Proportional to 2,961.49, 4,086.65 and 1,635.24

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Solution

The fourth proportional to 2,961.49, 4,086.65 and 1,635.24 is: 2,256.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961.49 : 4,086.65 = 1,635.24 : x
  2. Step 2: Convert to fraction form
    2,961.49/4,086.65 = 1,635.24/x
  3. Step 3: Cross multiply
    2,961.49x = 4,086.65 × 1,635.24
  4. Step 4: Simplify right side
    2,961.49x = 6,682,649.97
  5. Step 5: Solve for x
    x = 6,682,649.97/2,961.49
  6. Step 6: Final answer
    x = 2,256.52

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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.