Home / 9,656.43-13,321.17-6,297.72

Finding the Fourth Proportional to 9,656.43, 13,321.17 and 6,297.72

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Solution

The fourth proportional to 9,656.43, 13,321.17 and 6,297.72 is: 8,687.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,656.43 : 13,321.17 = 6,297.72 : x
  2. Step 2: Convert to fraction form
    9,656.43/13,321.17 = 6,297.72/x
  3. Step 3: Cross multiply
    9,656.43x = 13,321.17 × 6,297.72
  4. Step 4: Simplify right side
    9,656.43x = 83,892,998.73
  5. Step 5: Solve for x
    x = 83,892,998.73/9,656.43
  6. Step 6: Final answer
    x = 8,687.79

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1.5x scale

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.