Home / 3,769.19-5,202.09-2,196.98

Finding the Fourth Proportional to 3,769.19, 5,202.09 and 2,196.98

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Solution

The fourth proportional to 3,769.19, 5,202.09 and 2,196.98 is: 3,032.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.19 : 5,202.09 = 2,196.98 : x
  2. Step 2: Convert to fraction form
    3,769.19/5,202.09 = 2,196.98/x
  3. Step 3: Cross multiply
    3,769.19x = 5,202.09 × 2,196.98
  4. Step 4: Simplify right side
    3,769.19x = 11,428,887.69
  5. Step 5: Solve for x
    x = 11,428,887.69/3,769.19
  6. Step 6: Final answer
    x = 3,032.19

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1.5x scale

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.