Home / 6,972.27-10,456.19-2,291.20

Finding the Fourth Proportional to 6,972.27, 10,456.19 and 2,291.20

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Solution

The fourth proportional to 6,972.27, 10,456.19 and 2,291.20 is: 3,436.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,972.27 : 10,456.19 = 2,291.20 : x
  2. Step 2: Convert to fraction form
    6,972.27/10,456.19 = 2,291.20/x
  3. Step 3: Cross multiply
    6,972.27x = 10,456.19 × 2,291.20
  4. Step 4: Simplify right side
    6,972.27x = 23,957,222.53
  5. Step 5: Solve for x
    x = 23,957,222.53/6,972.27
  6. Step 6: Final answer
    x = 3,436.07

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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.