Home / 2,241.60-3,345.45-2,183.28

Finding the Fourth Proportional to 2,241.60, 3,345.45 and 2,183.28

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Solution

The fourth proportional to 2,241.60, 3,345.45 and 2,183.28 is: 3,258.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241.60 : 3,345.45 = 2,183.28 : x
  2. Step 2: Convert to fraction form
    2,241.60/3,345.45 = 2,183.28/x
  3. Step 3: Cross multiply
    2,241.60x = 3,345.45 × 2,183.28
  4. Step 4: Simplify right side
    2,241.60x = 7,304,033.34
  5. Step 5: Solve for x
    x = 7,304,033.34/2,241.60
  6. Step 6: Final answer
    x = 3,258.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.