Home / 6,663.38-9,195.32-3,830.68

Finding the Fourth Proportional to 6,663.38, 9,195.32 and 3,830.68

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Solution

The fourth proportional to 6,663.38, 9,195.32 and 3,830.68 is: 5,286.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663.38 : 9,195.32 = 3,830.68 : x
  2. Step 2: Convert to fraction form
    6,663.38/9,195.32 = 3,830.68/x
  3. Step 3: Cross multiply
    6,663.38x = 9,195.32 × 3,830.68
  4. Step 4: Simplify right side
    6,663.38x = 35,224,349.49
  5. Step 5: Solve for x
    x = 35,224,349.49/6,663.38
  6. Step 6: Final answer
    x = 5,286.26

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Half 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.