Home / 11,401.34-17,102-3,610.76

Finding the Fourth Proportional to 11,401.34, 17,102 and 3,610.76

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Solution

The fourth proportional to 11,401.34, 17,102 and 3,610.76 is: 5,416.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,401.34 : 17,102 = 3,610.76 : x
  2. Step 2: Convert to fraction form
    11,401.34/17,102 = 3,610.76/x
  3. Step 3: Cross multiply
    11,401.34x = 17,102 × 3,610.76
  4. Step 4: Simplify right side
    11,401.34x = 61,751,217.52
  5. Step 5: Solve for x
    x = 61,751,217.52/11,401.34
  6. Step 6: Final answer
    x = 5,416.14

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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.