Home / 5,711.39-7,884.14-3,473.98

Finding the Fourth Proportional to 5,711.39, 7,884.14 and 3,473.98

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Solution

The fourth proportional to 5,711.39, 7,884.14 and 3,473.98 is: 4,795.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711.39 : 7,884.14 = 3,473.98 : x
  2. Step 2: Convert to fraction form
    5,711.39/7,884.14 = 3,473.98/x
  3. Step 3: Cross multiply
    5,711.39x = 7,884.14 × 3,473.98
  4. Step 4: Simplify right side
    5,711.39x = 27,389,344.68
  5. Step 5: Solve for x
    x = 27,389,344.68/5,711.39
  6. Step 6: Final answer
    x = 4,795.57

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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.