Home / 7,829.52-11,748.96-3,446.88

Finding the Fourth Proportional to 7,829.52, 11,748.96 and 3,446.88

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Solution

The fourth proportional to 7,829.52, 11,748.96 and 3,446.88 is: 5,172.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,829.52 : 11,748.96 = 3,446.88 : x
  2. Step 2: Convert to fraction form
    7,829.52/11,748.96 = 3,446.88/x
  3. Step 3: Cross multiply
    7,829.52x = 11,748.96 × 3,446.88
  4. Step 4: Simplify right side
    7,829.52x = 40,497,255.24
  5. Step 5: Solve for x
    x = 40,497,255.24/7,829.52
  6. Step 6: Final answer
    x = 5,172.38

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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.