Home / 3,738.51-5,605.92-2,179.08

Finding the Fourth Proportional to 3,738.51, 5,605.92 and 2,179.08

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Solution

The fourth proportional to 3,738.51, 5,605.92 and 2,179.08 is: 3,267.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738.51 : 5,605.92 = 2,179.08 : x
  2. Step 2: Convert to fraction form
    3,738.51/5,605.92 = 2,179.08/x
  3. Step 3: Cross multiply
    3,738.51x = 5,605.92 × 2,179.08
  4. Step 4: Simplify right side
    3,738.51x = 12,215,748.15
  5. Step 5: Solve for x
    x = 12,215,748.15/3,738.51
  6. Step 6: Final answer
    x = 3,267.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.