Home / 3,380.54-4,661.96-2,442.56

Finding the Fourth Proportional to 3,380.54, 4,661.96 and 2,442.56

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Solution

The fourth proportional to 3,380.54, 4,661.96 and 2,442.56 is: 3,368.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380.54 : 4,661.96 = 2,442.56 : x
  2. Step 2: Convert to fraction form
    3,380.54/4,661.96 = 2,442.56/x
  3. Step 3: Cross multiply
    3,380.54x = 4,661.96 × 2,442.56
  4. Step 4: Simplify right side
    3,380.54x = 11,387,081.50
  5. Step 5: Solve for x
    x = 11,387,081.50/3,380.54
  6. Step 6: Final answer
    x = 3,368.43

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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.