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Finding the Fourth Proportional to 8,326.34, 11,474.54 and 5,964.38

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Solution

The fourth proportional to 8,326.34, 11,474.54 and 5,964.38 is: 8,219.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,326.34 : 11,474.54 = 5,964.38 : x
  2. Step 2: Convert to fraction form
    8,326.34/11,474.54 = 5,964.38/x
  3. Step 3: Cross multiply
    8,326.34x = 11,474.54 × 5,964.38
  4. Step 4: Simplify right side
    8,326.34x = 68,438,516.89
  5. Step 5: Solve for x
    x = 68,438,516.89/8,326.34
  6. Step 6: Final answer
    x = 8,219.52

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Double scale
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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.