Home / 11,203.85-16,759.58-9,207.02

Finding the Fourth Proportional to 11,203.85, 16,759.58 and 9,207.02

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Solution

The fourth proportional to 11,203.85, 16,759.58 and 9,207.02 is: 13,772.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203.85 : 16,759.58 = 9,207.02 : x
  2. Step 2: Convert to fraction form
    11,203.85/16,759.58 = 9,207.02/x
  3. Step 3: Cross multiply
    11,203.85x = 16,759.58 × 9,207.02
  4. Step 4: Simplify right side
    11,203.85x = 154,305,658.42
  5. Step 5: Solve for x
    x = 154,305,658.42/11,203.85
  6. Step 6: Final answer
    x = 13,772.56

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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.