Home / 3,982.59-5,496.65-2,305.02

Finding the Fourth Proportional to 3,982.59, 5,496.65 and 2,305.02

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Solution

The fourth proportional to 3,982.59, 5,496.65 and 2,305.02 is: 3,181.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.59 : 5,496.65 = 2,305.02 : x
  2. Step 2: Convert to fraction form
    3,982.59/5,496.65 = 2,305.02/x
  3. Step 3: Cross multiply
    3,982.59x = 5,496.65 × 2,305.02
  4. Step 4: Simplify right side
    3,982.59x = 12,669,888.18
  5. Step 5: Solve for x
    x = 12,669,888.18/3,982.59
  6. Step 6: Final answer
    x = 3,181.32

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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.