Home / 3,604.89-4,975.68-2,279.33

Finding the Fourth Proportional to 3,604.89, 4,975.68 and 2,279.33

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Solution

The fourth proportional to 3,604.89, 4,975.68 and 2,279.33 is: 3,146.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604.89 : 4,975.68 = 2,279.33 : x
  2. Step 2: Convert to fraction form
    3,604.89/4,975.68 = 2,279.33/x
  3. Step 3: Cross multiply
    3,604.89x = 4,975.68 × 2,279.33
  4. Step 4: Simplify right side
    3,604.89x = 11,341,191.82
  5. Step 5: Solve for x
    x = 11,341,191.82/3,604.89
  6. Step 6: Final answer
    x = 3,146.06

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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.