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Finding the Fourth Proportional to 11,092.73, 15,307.98 and 6,376.73

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Solution

The fourth proportional to 11,092.73, 15,307.98 and 6,376.73 is: 8,799.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,092.73 : 15,307.98 = 6,376.73 : x
  2. Step 2: Convert to fraction form
    11,092.73/15,307.98 = 6,376.73/x
  3. Step 3: Cross multiply
    11,092.73x = 15,307.98 × 6,376.73
  4. Step 4: Simplify right side
    11,092.73x = 97,614,869.66
  5. Step 5: Solve for x
    x = 97,614,869.66/11,092.73
  6. Step 6: Final answer
    x = 8,799.89

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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.