Home / 3,884.94-5,359.68-2,393.28

Finding the Fourth Proportional to 3,884.94, 5,359.68 and 2,393.28

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Solution

The fourth proportional to 3,884.94, 5,359.68 and 2,393.28 is: 3,301.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884.94 : 5,359.68 = 2,393.28 : x
  2. Step 2: Convert to fraction form
    3,884.94/5,359.68 = 2,393.28/x
  3. Step 3: Cross multiply
    3,884.94x = 5,359.68 × 2,393.28
  4. Step 4: Simplify right side
    3,884.94x = 12,827,214.95
  5. Step 5: Solve for x
    x = 12,827,214.95/3,884.94
  6. Step 6: Final answer
    x = 3,301.78

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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.