Home / 11,003.82-16,497.52-6,620.25

Finding the Fourth Proportional to 11,003.82, 16,497.52 and 6,620.25

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Solution

The fourth proportional to 11,003.82, 16,497.52 and 6,620.25 is: 9,925.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,003.82 : 16,497.52 = 6,620.25 : x
  2. Step 2: Convert to fraction form
    11,003.82/16,497.52 = 6,620.25/x
  3. Step 3: Cross multiply
    11,003.82x = 16,497.52 × 6,620.25
  4. Step 4: Simplify right side
    11,003.82x = 109,217,648.99
  5. Step 5: Solve for x
    x = 109,217,648.99/11,003.82
  6. Step 6: Final answer
    x = 9,925.43

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1.5x scale

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.