Home / 2,202.12-3,303.41-741.39

Finding the Fourth Proportional to 2,202.12, 3,303.41 and 741.39

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Solution

The fourth proportional to 2,202.12, 3,303.41 and 741.39 is: 1,112.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.12 : 3,303.41 = 741.39 : x
  2. Step 2: Convert to fraction form
    2,202.12/3,303.41 = 741.39/x
  3. Step 3: Cross multiply
    2,202.12x = 3,303.41 × 741.39
  4. Step 4: Simplify right side
    2,202.12x = 2,449,115.14
  5. Step 5: Solve for x
    x = 2,449,115.14/2,202.12
  6. Step 6: Final answer
    x = 1,112.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.