Home / 11,619.36-17,418.11-5,770.35

Finding the Fourth Proportional to 11,619.36, 17,418.11 and 5,770.35

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Solution

The fourth proportional to 11,619.36, 17,418.11 and 5,770.35 is: 8,650.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,619.36 : 17,418.11 = 5,770.35 : x
  2. Step 2: Convert to fraction form
    11,619.36/17,418.11 = 5,770.35/x
  3. Step 3: Cross multiply
    11,619.36x = 17,418.11 × 5,770.35
  4. Step 4: Simplify right side
    11,619.36x = 100,508,562.19
  5. Step 5: Solve for x
    x = 100,508,562.19/11,619.36
  6. Step 6: Final answer
    x = 8,650.09

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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.