Home / 11,383.20-17,074.80-3,592.80

Finding the Fourth Proportional to 11,383.20, 17,074.80 and 3,592.80

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Solution

The fourth proportional to 11,383.20, 17,074.80 and 3,592.80 is: 5,389.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,383.20 : 17,074.80 = 3,592.80 : x
  2. Step 2: Convert to fraction form
    11,383.20/17,074.80 = 3,592.80/x
  3. Step 3: Cross multiply
    11,383.20x = 17,074.80 × 3,592.80
  4. Step 4: Simplify right side
    11,383.20x = 61,346,341.44
  5. Step 5: Solve for x
    x = 61,346,341.44/11,383.20
  6. Step 6: Final answer
    x = 5,389.20

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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.