Home / 3,200.31-4,797.37-1,641.04

Finding the Fourth Proportional to 3,200.31, 4,797.37 and 1,641.04

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Solution

The fourth proportional to 3,200.31, 4,797.37 and 1,641.04 is: 2,459.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.31 : 4,797.37 = 1,641.04 : x
  2. Step 2: Convert to fraction form
    3,200.31/4,797.37 = 1,641.04/x
  3. Step 3: Cross multiply
    3,200.31x = 4,797.37 × 1,641.04
  4. Step 4: Simplify right side
    3,200.31x = 7,872,676.06
  5. Step 5: Solve for x
    x = 7,872,676.06/3,200.31
  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.