Home / 6,647.85-9,173.92-3,623.01

Finding the Fourth Proportional to 6,647.85, 9,173.92 and 3,623.01

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Solution

The fourth proportional to 6,647.85, 9,173.92 and 3,623.01 is: 4,999.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,647.85 : 9,173.92 = 3,623.01 : x
  2. Step 2: Convert to fraction form
    6,647.85/9,173.92 = 3,623.01/x
  3. Step 3: Cross multiply
    6,647.85x = 9,173.92 × 3,623.01
  4. Step 4: Simplify right side
    6,647.85x = 33,237,203.90
  5. Step 5: Solve for x
    x = 33,237,203.90/6,647.85
  6. Step 6: Final answer
    x = 4,999.69

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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.