Home / 11,670.22-17,503.17-3,772.90

Finding the Fourth Proportional to 11,670.22, 17,503.17 and 3,772.90

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Solution

The fourth proportional to 11,670.22, 17,503.17 and 3,772.90 is: 5,658.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,670.22 : 17,503.17 = 3,772.90 : x
  2. Step 2: Convert to fraction form
    11,670.22/17,503.17 = 3,772.90/x
  3. Step 3: Cross multiply
    11,670.22x = 17,503.17 × 3,772.90
  4. Step 4: Simplify right side
    11,670.22x = 66,037,710.09
  5. Step 5: Solve for x
    x = 66,037,710.09/11,670.22
  6. Step 6: Final answer
    x = 5,658.65

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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.