Home / 7,371.72-11,046.06-6,271.56

Finding the Fourth Proportional to 7,371.72, 11,046.06 and 6,271.56

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Solution

The fourth proportional to 7,371.72, 11,046.06 and 6,271.56 is: 9,397.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.72 : 11,046.06 = 6,271.56 : x
  2. Step 2: Convert to fraction form
    7,371.72/11,046.06 = 6,271.56/x
  3. Step 3: Cross multiply
    7,371.72x = 11,046.06 × 6,271.56
  4. Step 4: Simplify right side
    7,371.72x = 69,276,028.05
  5. Step 5: Solve for x
    x = 69,276,028.05/7,371.72
  6. Step 6: Final answer
    x = 9,397.54

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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.