Home / 3,419.82-5,125.58-1,568.36

Finding the Fourth Proportional to 3,419.82, 5,125.58 and 1,568.36

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Solution

The fourth proportional to 3,419.82, 5,125.58 and 1,568.36 is: 2,350.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419.82 : 5,125.58 = 1,568.36 : x
  2. Step 2: Convert to fraction form
    3,419.82/5,125.58 = 1,568.36/x
  3. Step 3: Cross multiply
    3,419.82x = 5,125.58 × 1,568.36
  4. Step 4: Simplify right side
    3,419.82x = 8,038,765.50
  5. Step 5: Solve for x
    x = 8,038,765.50/3,419.82
  6. Step 6: Final answer
    x = 2,350.64

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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.