Home / 3,372.96-4,654.62-2,191.80

Finding the Fourth Proportional to 3,372.96, 4,654.62 and 2,191.80

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Solution

The fourth proportional to 3,372.96, 4,654.62 and 2,191.80 is: 3,024.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.96 : 4,654.62 = 2,191.80 : x
  2. Step 2: Convert to fraction form
    3,372.96/4,654.62 = 2,191.80/x
  3. Step 3: Cross multiply
    3,372.96x = 4,654.62 × 2,191.80
  4. Step 4: Simplify right side
    3,372.96x = 10,201,996.12
  5. Step 5: Solve for x
    x = 10,201,996.12/3,372.96
  6. Step 6: Final answer
    x = 3,024.64

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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.