Home / 3,669.13-5,063.06-2,176.80

Finding the Fourth Proportional to 3,669.13, 5,063.06 and 2,176.80

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Solution

The fourth proportional to 3,669.13, 5,063.06 and 2,176.80 is: 3,003.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.13 : 5,063.06 = 2,176.80 : x
  2. Step 2: Convert to fraction form
    3,669.13/5,063.06 = 2,176.80/x
  3. Step 3: Cross multiply
    3,669.13x = 5,063.06 × 2,176.80
  4. Step 4: Simplify right side
    3,669.13x = 11,021,243.69
  5. Step 5: Solve for x
    x = 11,021,243.69/3,669.13
  6. Step 6: Final answer
    x = 3,003.78

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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.