Home / 3,268.82-4,503.93-2,219.06

Finding the Fourth Proportional to 3,268.82, 4,503.93 and 2,219.06

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Solution

The fourth proportional to 3,268.82, 4,503.93 and 2,219.06 is: 3,057.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.82 : 4,503.93 = 2,219.06 : x
  2. Step 2: Convert to fraction form
    3,268.82/4,503.93 = 2,219.06/x
  3. Step 3: Cross multiply
    3,268.82x = 4,503.93 × 2,219.06
  4. Step 4: Simplify right side
    3,268.82x = 9,994,490.91
  5. Step 5: Solve for x
    x = 9,994,490.91/3,268.82
  6. Step 6: Final answer
    x = 3,057.52

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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.