Home / 2,406.62-3,320.33-1,568.41

Finding the Fourth Proportional to 2,406.62, 3,320.33 and 1,568.41

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Solution

The fourth proportional to 2,406.62, 3,320.33 and 1,568.41 is: 2,163.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406.62 : 3,320.33 = 1,568.41 : x
  2. Step 2: Convert to fraction form
    2,406.62/3,320.33 = 1,568.41/x
  3. Step 3: Cross multiply
    2,406.62x = 3,320.33 × 1,568.41
  4. Step 4: Simplify right side
    2,406.62x = 5,207,622.63
  5. Step 5: Solve for x
    x = 5,207,622.63/2,406.62
  6. Step 6: Final answer
    x = 2,163.87

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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.