Home / 3,202.44-4,419.36-1,805.18

Finding the Fourth Proportional to 3,202.44, 4,419.36 and 1,805.18

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Solution

The fourth proportional to 3,202.44, 4,419.36 and 1,805.18 is: 2,491.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202.44 : 4,419.36 = 1,805.18 : x
  2. Step 2: Convert to fraction form
    3,202.44/4,419.36 = 1,805.18/x
  3. Step 3: Cross multiply
    3,202.44x = 4,419.36 × 1,805.18
  4. Step 4: Simplify right side
    3,202.44x = 7,977,740.28
  5. Step 5: Solve for x
    x = 7,977,740.28/3,202.44
  6. Step 6: Final answer
    x = 2,491.14

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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.