Home / 3,628.86-5,006.79-2,232.06

Finding the Fourth Proportional to 3,628.86, 5,006.79 and 2,232.06

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Solution

The fourth proportional to 3,628.86, 5,006.79 and 2,232.06 is: 3,079.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.86 : 5,006.79 = 2,232.06 : x
  2. Step 2: Convert to fraction form
    3,628.86/5,006.79 = 2,232.06/x
  3. Step 3: Cross multiply
    3,628.86x = 5,006.79 × 2,232.06
  4. Step 4: Simplify right side
    3,628.86x = 11,175,455.69
  5. Step 5: Solve for x
    x = 11,175,455.69/3,628.86
  6. Step 6: Final answer
    x = 3,079.61

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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.