Home / 3,492.91-5,239.38-3,317.73

Finding the Fourth Proportional to 3,492.91, 5,239.38 and 3,317.73

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Solution

The fourth proportional to 3,492.91, 5,239.38 and 3,317.73 is: 4,976.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,492.91 : 5,239.38 = 3,317.73 : x
  2. Step 2: Convert to fraction form
    3,492.91/5,239.38 = 3,317.73/x
  3. Step 3: Cross multiply
    3,492.91x = 5,239.38 × 3,317.73
  4. Step 4: Simplify right side
    3,492.91x = 17,382,841.00
  5. Step 5: Solve for x
    x = 17,382,841.00/3,492.91
  6. Step 6: Final answer
    x = 4,976.60

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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.