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Finding the Fourth Proportional to 11,806.58, 17,704.58 and 3,483.68

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Solution

The fourth proportional to 11,806.58, 17,704.58 and 3,483.68 is: 5,223.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,806.58 : 17,704.58 = 3,483.68 : x
  2. Step 2: Convert to fraction form
    11,806.58/17,704.58 = 3,483.68/x
  3. Step 3: Cross multiply
    11,806.58x = 17,704.58 × 3,483.68
  4. Step 4: Simplify right side
    11,806.58x = 61,676,985.31
  5. Step 5: Solve for x
    x = 61,676,985.31/11,806.58
  6. Step 6: Final answer
    x = 5,223.95

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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.