Home / 6,515.97-8,992.01-3,531.87

Finding the Fourth Proportional to 6,515.97, 8,992.01 and 3,531.87

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Solution

The fourth proportional to 6,515.97, 8,992.01 and 3,531.87 is: 4,873.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515.97 : 8,992.01 = 3,531.87 : x
  2. Step 2: Convert to fraction form
    6,515.97/8,992.01 = 3,531.87/x
  3. Step 3: Cross multiply
    6,515.97x = 8,992.01 × 3,531.87
  4. Step 4: Simplify right side
    6,515.97x = 31,758,610.36
  5. Step 5: Solve for x
    x = 31,758,610.36/6,515.97
  6. Step 6: Final answer
    x = 4,873.97

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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.