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Finding the Fourth Proportional to 11,618.73, 16,032.48 and 6,837.62

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Solution

The fourth proportional to 11,618.73, 16,032.48 and 6,837.62 is: 9,435.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,618.73 : 16,032.48 = 6,837.62 : x
  2. Step 2: Convert to fraction form
    11,618.73/16,032.48 = 6,837.62/x
  3. Step 3: Cross multiply
    11,618.73x = 16,032.48 × 6,837.62
  4. Step 4: Simplify right side
    11,618.73x = 109,624,005.90
  5. Step 5: Solve for x
    x = 109,624,005.90/11,618.73
  6. Step 6: Final answer
    x = 9,435.11

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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.