Home / 12,003.35-16,564.84-6,626.42

Finding the Fourth Proportional to 12,003.35, 16,564.84 and 6,626.42

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Solution

The fourth proportional to 12,003.35, 16,564.84 and 6,626.42 is: 9,144.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,003.35 : 16,564.84 = 6,626.42 : x
  2. Step 2: Convert to fraction form
    12,003.35/16,564.84 = 6,626.42/x
  3. Step 3: Cross multiply
    12,003.35x = 16,564.84 × 6,626.42
  4. Step 4: Simplify right side
    12,003.35x = 109,765,553.94
  5. Step 5: Solve for x
    x = 109,765,553.94/12,003.35
  6. Step 6: Final answer
    x = 9,144.58

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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.