Home / 11,748.14-17,620.56-6,492.86

Finding the Fourth Proportional to 11,748.14, 17,620.56 and 6,492.86

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Solution

The fourth proportional to 11,748.14, 17,620.56 and 6,492.86 is: 9,738.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,748.14 : 17,620.56 = 6,492.86 : x
  2. Step 2: Convert to fraction form
    11,748.14/17,620.56 = 6,492.86/x
  3. Step 3: Cross multiply
    11,748.14x = 17,620.56 × 6,492.86
  4. Step 4: Simplify right side
    11,748.14x = 114,407,829.20
  5. Step 5: Solve for x
    x = 114,407,829.20/11,748.14
  6. Step 6: Final answer
    x = 9,738.38

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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.