Home / 3,567.28-4,919.62-2,389.94

Finding the Fourth Proportional to 3,567.28, 4,919.62 and 2,389.94

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Solution

The fourth proportional to 3,567.28, 4,919.62 and 2,389.94 is: 3,295.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,567.28 : 4,919.62 = 2,389.94 : x
  2. Step 2: Convert to fraction form
    3,567.28/4,919.62 = 2,389.94/x
  3. Step 3: Cross multiply
    3,567.28x = 4,919.62 × 2,389.94
  4. Step 4: Simplify right side
    3,567.28x = 11,757,596.62
  5. Step 5: Solve for x
    x = 11,757,596.62/3,567.28
  6. Step 6: Final answer
    x = 3,295.96

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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.