Home / 3,317.29-4,976.25-1,236.81

Finding the Fourth Proportional to 3,317.29, 4,976.25 and 1,236.81

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Solution

The fourth proportional to 3,317.29, 4,976.25 and 1,236.81 is: 1,855.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.29 : 4,976.25 = 1,236.81 : x
  2. Step 2: Convert to fraction form
    3,317.29/4,976.25 = 1,236.81/x
  3. Step 3: Cross multiply
    3,317.29x = 4,976.25 × 1,236.81
  4. Step 4: Simplify right side
    3,317.29x = 6,154,650.88
  5. Step 5: Solve for x
    x = 6,154,650.88/3,317.29
  6. Step 6: Final answer
    x = 1,855.33

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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.