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Finding the Fourth Proportional to 8,321.93, 11,460.93 and 8,295.98

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Solution

The fourth proportional to 8,321.93, 11,460.93 and 8,295.98 is: 11,425.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,321.93 : 11,460.93 = 8,295.98 : x
  2. Step 2: Convert to fraction form
    8,321.93/11,460.93 = 8,295.98/x
  3. Step 3: Cross multiply
    8,321.93x = 11,460.93 × 8,295.98
  4. Step 4: Simplify right side
    8,321.93x = 95,079,626.82
  5. Step 5: Solve for x
    x = 95,079,626.82/8,321.93
  6. Step 6: Final answer
    x = 11,425.19

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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.