Home / 3,884.83-5,360.87-2,206.02

Finding the Fourth Proportional to 3,884.83, 5,360.87 and 2,206.02

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Solution

The fourth proportional to 3,884.83, 5,360.87 and 2,206.02 is: 3,044.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884.83 : 5,360.87 = 2,206.02 : x
  2. Step 2: Convert to fraction form
    3,884.83/5,360.87 = 2,206.02/x
  3. Step 3: Cross multiply
    3,884.83x = 5,360.87 × 2,206.02
  4. Step 4: Simplify right side
    3,884.83x = 11,826,169.49
  5. Step 5: Solve for x
    x = 11,826,169.49/3,884.83
  6. Step 6: Final answer
    x = 3,044.19

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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.