Home / 11,270.64-16,906.02-3,875.04

Finding the Fourth Proportional to 11,270.64, 16,906.02 and 3,875.04

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Solution

The fourth proportional to 11,270.64, 16,906.02 and 3,875.04 is: 5,812.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,270.64 : 16,906.02 = 3,875.04 : x
  2. Step 2: Convert to fraction form
    11,270.64/16,906.02 = 3,875.04/x
  3. Step 3: Cross multiply
    11,270.64x = 16,906.02 × 3,875.04
  4. Step 4: Simplify right side
    11,270.64x = 65,511,489.21
  5. Step 5: Solve for x
    x = 65,511,489.21/11,270.64
  6. Step 6: Final answer
    x = 5,812.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.