Home / 3,838.15-5,753.85-2,274.31

Finding the Fourth Proportional to 3,838.15, 5,753.85 and 2,274.31

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Solution

The fourth proportional to 3,838.15, 5,753.85 and 2,274.31 is: 3,409.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838.15 : 5,753.85 = 2,274.31 : x
  2. Step 2: Convert to fraction form
    3,838.15/5,753.85 = 2,274.31/x
  3. Step 3: Cross multiply
    3,838.15x = 5,753.85 × 2,274.31
  4. Step 4: Simplify right side
    3,838.15x = 13,086,038.59
  5. Step 5: Solve for x
    x = 13,086,038.59/3,838.15
  6. Step 6: Final answer
    x = 3,409.47

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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.