Home / 3,823.94-5,274.87-2,331.02

Finding the Fourth Proportional to 3,823.94, 5,274.87 and 2,331.02

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Solution

The fourth proportional to 3,823.94, 5,274.87 and 2,331.02 is: 3,215.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.94 : 5,274.87 = 2,331.02 : x
  2. Step 2: Convert to fraction form
    3,823.94/5,274.87 = 2,331.02/x
  3. Step 3: Cross multiply
    3,823.94x = 5,274.87 × 2,331.02
  4. Step 4: Simplify right side
    3,823.94x = 12,295,827.47
  5. Step 5: Solve for x
    x = 12,295,827.47/3,823.94
  6. Step 6: Final answer
    x = 3,215.49

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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.