Home / 11,722.56-17,583.85-3,514.56

Finding the Fourth Proportional to 11,722.56, 17,583.85 and 3,514.56

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Solution

The fourth proportional to 11,722.56, 17,583.85 and 3,514.56 is: 5,271.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,722.56 : 17,583.85 = 3,514.56 : x
  2. Step 2: Convert to fraction form
    11,722.56/17,583.85 = 3,514.56/x
  3. Step 3: Cross multiply
    11,722.56x = 17,583.85 × 3,514.56
  4. Step 4: Simplify right side
    11,722.56x = 61,799,495.86
  5. Step 5: Solve for x
    x = 61,799,495.86/11,722.56
  6. Step 6: Final answer
    x = 5,271.84

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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.