Home / 6,553.08-9,805.26-3,921.90

Finding the Fourth Proportional to 6,553.08, 9,805.26 and 3,921.90

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Solution

The fourth proportional to 6,553.08, 9,805.26 and 3,921.90 is: 5,868.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,553.08 : 9,805.26 = 3,921.90 : x
  2. Step 2: Convert to fraction form
    6,553.08/9,805.26 = 3,921.90/x
  3. Step 3: Cross multiply
    6,553.08x = 9,805.26 × 3,921.90
  4. Step 4: Simplify right side
    6,553.08x = 38,455,249.19
  5. Step 5: Solve for x
    x = 38,455,249.19/6,553.08
  6. Step 6: Final answer
    x = 5,868.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.