Home / 6,623.82-9,137.88-5,299.38

Finding the Fourth Proportional to 6,623.82, 9,137.88 and 5,299.38

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Solution

The fourth proportional to 6,623.82, 9,137.88 and 5,299.38 is: 7,310.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,623.82 : 9,137.88 = 5,299.38 : x
  2. Step 2: Convert to fraction form
    6,623.82/9,137.88 = 5,299.38/x
  3. Step 3: Cross multiply
    6,623.82x = 9,137.88 × 5,299.38
  4. Step 4: Simplify right side
    6,623.82x = 48,425,098.51
  5. Step 5: Solve for x
    x = 48,425,098.51/6,623.82
  6. Step 6: Final answer
    x = 7,310.75

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Double scale
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Similar ratio
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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.