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Finding the Fourth Proportional to 11,012.94, 15,201.90 and 8,044.02

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Solution

The fourth proportional to 11,012.94, 15,201.90 and 8,044.02 is: 11,103.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,012.94 : 15,201.90 = 8,044.02 : x
  2. Step 2: Convert to fraction form
    11,012.94/15,201.90 = 8,044.02/x
  3. Step 3: Cross multiply
    11,012.94x = 15,201.90 × 8,044.02
  4. Step 4: Simplify right side
    11,012.94x = 122,284,387.64
  5. Step 5: Solve for x
    x = 122,284,387.64/11,012.94
  6. Step 6: Final answer
    x = 11,103.70

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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.