Home / 3,241.09-4,473.10-2,122.30

Finding the Fourth Proportional to 3,241.09, 4,473.10 and 2,122.30

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Solution

The fourth proportional to 3,241.09, 4,473.10 and 2,122.30 is: 2,929.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241.09 : 4,473.10 = 2,122.30 : x
  2. Step 2: Convert to fraction form
    3,241.09/4,473.10 = 2,122.30/x
  3. Step 3: Cross multiply
    3,241.09x = 4,473.10 × 2,122.30
  4. Step 4: Simplify right side
    3,241.09x = 9,493,262.41
  5. Step 5: Solve for x
    x = 9,493,262.41/3,241.09
  6. Step 6: Final answer
    x = 2,929.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.