Home / 6,971.27-10,449.61-3,270.38

Finding the Fourth Proportional to 6,971.27, 10,449.61 and 3,270.38

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Solution

The fourth proportional to 6,971.27, 10,449.61 and 3,270.38 is: 4,902.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971.27 : 10,449.61 = 3,270.38 : x
  2. Step 2: Convert to fraction form
    6,971.27/10,449.61 = 3,270.38/x
  3. Step 3: Cross multiply
    6,971.27x = 10,449.61 × 3,270.38
  4. Step 4: Simplify right side
    6,971.27x = 34,174,135.13
  5. Step 5: Solve for x
    x = 34,174,135.13/6,971.27
  6. Step 6: Final answer
    x = 4,902.14

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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.