Home / 11,519.48-17,281.97-3,728.30

Finding the Fourth Proportional to 11,519.48, 17,281.97 and 3,728.30

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Solution

The fourth proportional to 11,519.48, 17,281.97 and 3,728.30 is: 5,593.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,519.48 : 17,281.97 = 3,728.30 : x
  2. Step 2: Convert to fraction form
    11,519.48/17,281.97 = 3,728.30/x
  3. Step 3: Cross multiply
    11,519.48x = 17,281.97 × 3,728.30
  4. Step 4: Simplify right side
    11,519.48x = 64,432,310.08
  5. Step 5: Solve for x
    x = 64,432,310.08/11,519.48
  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.