Home / 3,027.82-4,543.78-1,641.60

Finding the Fourth Proportional to 3,027.82, 4,543.78 and 1,641.60

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Solution

The fourth proportional to 3,027.82, 4,543.78 and 1,641.60 is: 2,463.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.82 : 4,543.78 = 1,641.60 : x
  2. Step 2: Convert to fraction form
    3,027.82/4,543.78 = 1,641.60/x
  3. Step 3: Cross multiply
    3,027.82x = 4,543.78 × 1,641.60
  4. Step 4: Simplify right side
    3,027.82x = 7,459,069.25
  5. Step 5: Solve for x
    x = 7,459,069.25/3,027.82
  6. Step 6: Final answer
    x = 2,463.51

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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.