Home / 11,519.52-17,282.64-3,728.16

Finding the Fourth Proportional to 11,519.52, 17,282.64 and 3,728.16

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Solution

The fourth proportional to 11,519.52, 17,282.64 and 3,728.16 is: 5,593.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,519.52 : 17,282.64 = 3,728.16 : x
  2. Step 2: Convert to fraction form
    11,519.52/17,282.64 = 3,728.16/x
  3. Step 3: Cross multiply
    11,519.52x = 17,282.64 × 3,728.16
  4. Step 4: Simplify right side
    11,519.52x = 64,432,447.14
  5. Step 5: Solve for x
    x = 64,432,447.14/11,519.52
  6. Step 6: Final answer
    x = 5,593.33

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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.