Home / 3,696.96-5,099.92-2,203.63

Finding the Fourth Proportional to 3,696.96, 5,099.92 and 2,203.63

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Solution

The fourth proportional to 3,696.96, 5,099.92 and 2,203.63 is: 3,039.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.96 : 5,099.92 = 2,203.63 : x
  2. Step 2: Convert to fraction form
    3,696.96/5,099.92 = 2,203.63/x
  3. Step 3: Cross multiply
    3,696.96x = 5,099.92 × 2,203.63
  4. Step 4: Simplify right side
    3,696.96x = 11,238,336.71
  5. Step 5: Solve for x
    x = 11,238,336.71/3,696.96
  6. Step 6: Final answer
    x = 3,039.89

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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.