Home / 3,768.23-5,199.10-2,196.02

Finding the Fourth Proportional to 3,768.23, 5,199.10 and 2,196.02

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Solution

The fourth proportional to 3,768.23, 5,199.10 and 2,196.02 is: 3,029.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768.23 : 5,199.10 = 2,196.02 : x
  2. Step 2: Convert to fraction form
    3,768.23/5,199.10 = 2,196.02/x
  3. Step 3: Cross multiply
    3,768.23x = 5,199.10 × 2,196.02
  4. Step 4: Simplify right side
    3,768.23x = 11,417,296.10
  5. Step 5: Solve for x
    x = 11,417,296.10/3,768.23
  6. Step 6: Final answer
    x = 3,029.89

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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.