Home / 8,243.19-11,375.79-4,706.73

Finding the Fourth Proportional to 8,243.19, 11,375.79 and 4,706.73

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Solution

The fourth proportional to 8,243.19, 11,375.79 and 4,706.73 is: 6,495.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243.19 : 11,375.79 = 4,706.73 : x
  2. Step 2: Convert to fraction form
    8,243.19/11,375.79 = 4,706.73/x
  3. Step 3: Cross multiply
    8,243.19x = 11,375.79 × 4,706.73
  4. Step 4: Simplify right side
    8,243.19x = 53,542,772.07
  5. Step 5: Solve for x
    x = 53,542,772.07/8,243.19
  6. Step 6: Final answer
    x = 6,495.39

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Half scale
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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.