Home / 2,106.28-3,158.94-567.40

Finding the Fourth Proportional to 2,106.28, 3,158.94 and 567.40

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Solution

The fourth proportional to 2,106.28, 3,158.94 and 567.40 is: 850.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106.28 : 3,158.94 = 567.40 : x
  2. Step 2: Convert to fraction form
    2,106.28/3,158.94 = 567.40/x
  3. Step 3: Cross multiply
    2,106.28x = 3,158.94 × 567.40
  4. Step 4: Simplify right side
    2,106.28x = 1,792,382.56
  5. Step 5: Solve for x
    x = 1,792,382.56/2,106.28
  6. Step 6: Final answer
    x = 850.97

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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.