Home / 3,769.38-5,652.27-1,689.41

Finding the Fourth Proportional to 3,769.38, 5,652.27 and 1,689.41

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Solution

The fourth proportional to 3,769.38, 5,652.27 and 1,689.41 is: 2,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.38 : 5,652.27 = 1,689.41 : x
  2. Step 2: Convert to fraction form
    3,769.38/5,652.27 = 1,689.41/x
  3. Step 3: Cross multiply
    3,769.38x = 5,652.27 × 1,689.41
  4. Step 4: Simplify right side
    3,769.38x = 9,548,973.20
  5. Step 5: Solve for x
    x = 9,548,973.20/3,769.38
  6. Step 6: Final answer
    x = 2,533.30

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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.