Home / 5,439.94-8,161.26-1,544.38

Finding the Fourth Proportional to 5,439.94, 8,161.26 and 1,544.38

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Solution

The fourth proportional to 5,439.94, 8,161.26 and 1,544.38 is: 2,316.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439.94 : 8,161.26 = 1,544.38 : x
  2. Step 2: Convert to fraction form
    5,439.94/8,161.26 = 1,544.38/x
  3. Step 3: Cross multiply
    5,439.94x = 8,161.26 × 1,544.38
  4. Step 4: Simplify right side
    5,439.94x = 12,604,086.72
  5. Step 5: Solve for x
    x = 12,604,086.72/5,439.94
  6. Step 6: Final answer
    x = 2,316.95

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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.