Home / 11,085.39-15,297.46-6,606.83

Finding the Fourth Proportional to 11,085.39, 15,297.46 and 6,606.83

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Solution

The fourth proportional to 11,085.39, 15,297.46 and 6,606.83 is: 9,117.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,085.39 : 15,297.46 = 6,606.83 : x
  2. Step 2: Convert to fraction form
    11,085.39/15,297.46 = 6,606.83/x
  3. Step 3: Cross multiply
    11,085.39x = 15,297.46 × 6,606.83
  4. Step 4: Simplify right side
    11,085.39x = 101,067,739.38
  5. Step 5: Solve for x
    x = 101,067,739.38/11,085.39
  6. Step 6: Final answer
    x = 9,117.20

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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.