Home / 3,309.36-4,566.76-1,983.12

Finding the Fourth Proportional to 3,309.36, 4,566.76 and 1,983.12

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Solution

The fourth proportional to 3,309.36, 4,566.76 and 1,983.12 is: 2,736.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.36 : 4,566.76 = 1,983.12 : x
  2. Step 2: Convert to fraction form
    3,309.36/4,566.76 = 1,983.12/x
  3. Step 3: Cross multiply
    3,309.36x = 4,566.76 × 1,983.12
  4. Step 4: Simplify right side
    3,309.36x = 9,056,433.09
  5. Step 5: Solve for x
    x = 9,056,433.09/3,309.36
  6. Step 6: Final answer
    x = 2,736.61

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.