Home / 3,620.27-4,994.75-2,293.79

Finding the Fourth Proportional to 3,620.27, 4,994.75 and 2,293.79

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Solution

The fourth proportional to 3,620.27, 4,994.75 and 2,293.79 is: 3,164.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.27 : 4,994.75 = 2,293.79 : x
  2. Step 2: Convert to fraction form
    3,620.27/4,994.75 = 2,293.79/x
  3. Step 3: Cross multiply
    3,620.27x = 4,994.75 × 2,293.79
  4. Step 4: Simplify right side
    3,620.27x = 11,456,888.36
  5. Step 5: Solve for x
    x = 11,456,888.36/3,620.27
  6. Step 6: Final answer
    x = 3,164.65

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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.