Home / 11,103.04-15,321.72-6,067.18

Finding the Fourth Proportional to 11,103.04, 15,321.72 and 6,067.18

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Solution

The fourth proportional to 11,103.04, 15,321.72 and 6,067.18 is: 8,372.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,103.04 : 15,321.72 = 6,067.18 : x
  2. Step 2: Convert to fraction form
    11,103.04/15,321.72 = 6,067.18/x
  3. Step 3: Cross multiply
    11,103.04x = 15,321.72 × 6,067.18
  4. Step 4: Simplify right side
    11,103.04x = 92,959,633.15
  5. Step 5: Solve for x
    x = 92,959,633.15/11,103.04
  6. Step 6: Final answer
    x = 8,372.45

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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.