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Finding the Fourth Proportional to 11,730, 17,599.32 and 6,183.12

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Solution

The fourth proportional to 11,730, 17,599.32 and 6,183.12 is: 9,276.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,730 : 17,599.32 = 6,183.12 : x
  2. Step 2: Convert to fraction form
    11,730/17,599.32 = 6,183.12/x
  3. Step 3: Cross multiply
    11,730x = 17,599.32 × 6,183.12
  4. Step 4: Simplify right side
    11,730x = 108,818,707.48
  5. Step 5: Solve for x
    x = 108,818,707.48/11,730
  6. Step 6: Final answer
    x = 9,276.96

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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.