Home / 3,387.72-4,673.45-2,060.54

Finding the Fourth Proportional to 3,387.72, 4,673.45 and 2,060.54

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Solution

The fourth proportional to 3,387.72, 4,673.45 and 2,060.54 is: 2,842.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.72 : 4,673.45 = 2,060.54 : x
  2. Step 2: Convert to fraction form
    3,387.72/4,673.45 = 2,060.54/x
  3. Step 3: Cross multiply
    3,387.72x = 4,673.45 × 2,060.54
  4. Step 4: Simplify right side
    3,387.72x = 9,629,796.99
  5. Step 5: Solve for x
    x = 9,629,796.99/3,387.72
  6. Step 6: Final answer
    x = 2,842.56

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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.