Home / 11,608.24-17,412.80-3,817.68

Finding the Fourth Proportional to 11,608.24, 17,412.80 and 3,817.68

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Solution

The fourth proportional to 11,608.24, 17,412.80 and 3,817.68 is: 5,726.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,608.24 : 17,412.80 = 3,817.68 : x
  2. Step 2: Convert to fraction form
    11,608.24/17,412.80 = 3,817.68/x
  3. Step 3: Cross multiply
    11,608.24x = 17,412.80 × 3,817.68
  4. Step 4: Simplify right side
    11,608.24x = 66,476,498.30
  5. Step 5: Solve for x
    x = 66,476,498.30/11,608.24
  6. Step 6: Final answer
    x = 5,726.66

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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.