Home / 2,160.79-3,241.04-1,233.44

Finding the Fourth Proportional to 2,160.79, 3,241.04 and 1,233.44

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Solution

The fourth proportional to 2,160.79, 3,241.04 and 1,233.44 is: 1,850.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160.79 : 3,241.04 = 1,233.44 : x
  2. Step 2: Convert to fraction form
    2,160.79/3,241.04 = 1,233.44/x
  3. Step 3: Cross multiply
    2,160.79x = 3,241.04 × 1,233.44
  4. Step 4: Simplify right side
    2,160.79x = 3,997,630.31
  5. Step 5: Solve for x
    x = 3,997,630.31/2,160.79
  6. Step 6: Final answer
    x = 1,850.08

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1.5x scale

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.