Home / 11,508.13-17,262.40-3,610.47

Finding the Fourth Proportional to 11,508.13, 17,262.40 and 3,610.47

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Solution

The fourth proportional to 11,508.13, 17,262.40 and 3,610.47 is: 5,415.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,508.13 : 17,262.40 = 3,610.47 : x
  2. Step 2: Convert to fraction form
    11,508.13/17,262.40 = 3,610.47/x
  3. Step 3: Cross multiply
    11,508.13x = 17,262.40 × 3,610.47
  4. Step 4: Simplify right side
    11,508.13x = 62,325,377.33
  5. Step 5: Solve for x
    x = 62,325,377.33/11,508.13
  6. Step 6: Final answer
    x = 5,415.77

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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.