Home / 6,647.24-9,173.08-3,622.39

Finding the Fourth Proportional to 6,647.24, 9,173.08 and 3,622.39

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Solution

The fourth proportional to 6,647.24, 9,173.08 and 3,622.39 is: 4,998.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,647.24 : 9,173.08 = 3,622.39 : x
  2. Step 2: Convert to fraction form
    6,647.24/9,173.08 = 3,622.39/x
  3. Step 3: Cross multiply
    6,647.24x = 9,173.08 × 3,622.39
  4. Step 4: Simplify right side
    6,647.24x = 33,228,493.56
  5. Step 5: Solve for x
    x = 33,228,493.56/6,647.24
  6. Step 6: Final answer
    x = 4,998.84

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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.