Home / 11,522.99-17,282.39-3,200.91

Finding the Fourth Proportional to 11,522.99, 17,282.39 and 3,200.91

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Solution

The fourth proportional to 11,522.99, 17,282.39 and 3,200.91 is: 4,800.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,522.99 : 17,282.39 = 3,200.91 : x
  2. Step 2: Convert to fraction form
    11,522.99/17,282.39 = 3,200.91/x
  3. Step 3: Cross multiply
    11,522.99x = 17,282.39 × 3,200.91
  4. Step 4: Simplify right side
    11,522.99x = 55,319,358.97
  5. Step 5: Solve for x
    x = 55,319,358.97/11,522.99
  6. Step 6: Final answer
    x = 4,800.78

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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.