Home / 5,711.49-8,567.96-2,201.40

Finding the Fourth Proportional to 5,711.49, 8,567.96 and 2,201.40

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Solution

The fourth proportional to 5,711.49, 8,567.96 and 2,201.40 is: 3,302.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711.49 : 8,567.96 = 2,201.40 : x
  2. Step 2: Convert to fraction form
    5,711.49/8,567.96 = 2,201.40/x
  3. Step 3: Cross multiply
    5,711.49x = 8,567.96 × 2,201.40
  4. Step 4: Simplify right side
    5,711.49x = 18,861,496.14
  5. Step 5: Solve for x
    x = 18,861,496.14/5,711.49
  6. Step 6: Final answer
    x = 3,302.38

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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.