Home / 11,398.55-17,085.97-4,738.66

Finding the Fourth Proportional to 11,398.55, 17,085.97 and 4,738.66

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Solution

The fourth proportional to 11,398.55, 17,085.97 and 4,738.66 is: 7,103.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,398.55 : 17,085.97 = 4,738.66 : x
  2. Step 2: Convert to fraction form
    11,398.55/17,085.97 = 4,738.66/x
  3. Step 3: Cross multiply
    11,398.55x = 17,085.97 × 4,738.66
  4. Step 4: Simplify right side
    11,398.55x = 80,964,493.48
  5. Step 5: Solve for x
    x = 80,964,493.48/11,398.55
  6. Step 6: Final answer
    x = 7,103.06

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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.