Home / 11,203.28-16,758.75-9,206.43

Finding the Fourth Proportional to 11,203.28, 16,758.75 and 9,206.43

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Solution

The fourth proportional to 11,203.28, 16,758.75 and 9,206.43 is: 13,771.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203.28 : 16,758.75 = 9,206.43 : x
  2. Step 2: Convert to fraction form
    11,203.28/16,758.75 = 9,206.43/x
  3. Step 3: Cross multiply
    11,203.28x = 16,758.75 × 9,206.43
  4. Step 4: Simplify right side
    11,203.28x = 154,288,293.29
  5. Step 5: Solve for x
    x = 154,288,293.29/11,203.28
  6. Step 6: Final answer
    x = 13,771.70

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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.