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Finding the Fourth Proportional to 6,496.88, 9,745.92 and 2,113.16

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Solution

The fourth proportional to 6,496.88, 9,745.92 and 2,113.16 is: 3,169.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,496.88 : 9,745.92 = 2,113.16 : x
  2. Step 2: Convert to fraction form
    6,496.88/9,745.92 = 2,113.16/x
  3. Step 3: Cross multiply
    6,496.88x = 9,745.92 × 2,113.16
  4. Step 4: Simplify right side
    6,496.88x = 20,594,639.58
  5. Step 5: Solve for x
    x = 20,594,639.58/6,496.88
  6. Step 6: Final answer
    x = 3,169.93

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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.