Home / 3,623.79-5,001.25-2,208.30

Finding the Fourth Proportional to 3,623.79, 5,001.25 and 2,208.30

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Solution

The fourth proportional to 3,623.79, 5,001.25 and 2,208.30 is: 3,047.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.79 : 5,001.25 = 2,208.30 : x
  2. Step 2: Convert to fraction form
    3,623.79/5,001.25 = 2,208.30/x
  3. Step 3: Cross multiply
    3,623.79x = 5,001.25 × 2,208.30
  4. Step 4: Simplify right side
    3,623.79x = 11,044,260.38
  5. Step 5: Solve for x
    x = 11,044,260.38/3,623.79
  6. Step 6: Final answer
    x = 3,047.71

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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.