Home / 11,416.60-17,127.33-4,845.88

Finding the Fourth Proportional to 11,416.60, 17,127.33 and 4,845.88

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Solution

The fourth proportional to 11,416.60, 17,127.33 and 4,845.88 is: 7,269.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,416.60 : 17,127.33 = 4,845.88 : x
  2. Step 2: Convert to fraction form
    11,416.60/17,127.33 = 4,845.88/x
  3. Step 3: Cross multiply
    11,416.60x = 17,127.33 × 4,845.88
  4. Step 4: Simplify right side
    11,416.60x = 82,996,985.90
  5. Step 5: Solve for x
    x = 82,996,985.90/11,416.60
  6. Step 6: Final answer
    x = 7,269.85

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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.