Home / 3,983.02-5,496.91-2,214.97

Finding the Fourth Proportional to 3,983.02, 5,496.91 and 2,214.97

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Solution

The fourth proportional to 3,983.02, 5,496.91 and 2,214.97 is: 3,056.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,983.02 : 5,496.91 = 2,214.97 : x
  2. Step 2: Convert to fraction form
    3,983.02/5,496.91 = 2,214.97/x
  3. Step 3: Cross multiply
    3,983.02x = 5,496.91 × 2,214.97
  4. Step 4: Simplify right side
    3,983.02x = 12,175,490.74
  5. Step 5: Solve for x
    x = 12,175,490.74/3,983.02
  6. Step 6: Final answer
    x = 3,056.85

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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.