Home / 3,683.68-5,076.48-2,633.92

Finding the Fourth Proportional to 3,683.68, 5,076.48 and 2,633.92

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Solution

The fourth proportional to 3,683.68, 5,076.48 and 2,633.92 is: 3,629.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,683.68 : 5,076.48 = 2,633.92 : x
  2. Step 2: Convert to fraction form
    3,683.68/5,076.48 = 2,633.92/x
  3. Step 3: Cross multiply
    3,683.68x = 5,076.48 × 2,633.92
  4. Step 4: Simplify right side
    3,683.68x = 13,371,042.20
  5. Step 5: Solve for x
    x = 13,371,042.20/3,683.68
  6. Step 6: Final answer
    x = 3,629.81

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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.