Home / 2,828.20-4,241.49-1,184.41

Finding the Fourth Proportional to 2,828.20, 4,241.49 and 1,184.41

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Solution

The fourth proportional to 2,828.20, 4,241.49 and 1,184.41 is: 1,776.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828.20 : 4,241.49 = 1,184.41 : x
  2. Step 2: Convert to fraction form
    2,828.20/4,241.49 = 1,184.41/x
  3. Step 3: Cross multiply
    2,828.20x = 4,241.49 × 1,184.41
  4. Step 4: Simplify right side
    2,828.20x = 5,023,663.17
  5. Step 5: Solve for x
    x = 5,023,663.17/2,828.20
  6. Step 6: Final answer
    x = 1,776.28

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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.