Home / 3,616.38-5,425.48-1,669.94

Finding the Fourth Proportional to 3,616.38, 5,425.48 and 1,669.94

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Solution

The fourth proportional to 3,616.38, 5,425.48 and 1,669.94 is: 2,505.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.38 : 5,425.48 = 1,669.94 : x
  2. Step 2: Convert to fraction form
    3,616.38/5,425.48 = 1,669.94/x
  3. Step 3: Cross multiply
    3,616.38x = 5,425.48 × 1,669.94
  4. Step 4: Simplify right side
    3,616.38x = 9,060,226.07
  5. Step 5: Solve for x
    x = 9,060,226.07/3,616.38
  6. Step 6: Final answer
    x = 2,505.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.