Home / 3,837.22-5,751.20-1,641.30

Finding the Fourth Proportional to 3,837.22, 5,751.20 and 1,641.30

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Solution

The fourth proportional to 3,837.22, 5,751.20 and 1,641.30 is: 2,459.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837.22 : 5,751.20 = 1,641.30 : x
  2. Step 2: Convert to fraction form
    3,837.22/5,751.20 = 1,641.30/x
  3. Step 3: Cross multiply
    3,837.22x = 5,751.20 × 1,641.30
  4. Step 4: Simplify right side
    3,837.22x = 9,439,444.56
  5. Step 5: Solve for x
    x = 9,439,444.56/3,837.22
  6. Step 6: Final answer
    x = 2,459.97

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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.