Home / 3,286.74-4,535.79-1,794.75

Finding the Fourth Proportional to 3,286.74, 4,535.79 and 1,794.75

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Solution

The fourth proportional to 3,286.74, 4,535.79 and 1,794.75 is: 2,476.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286.74 : 4,535.79 = 1,794.75 : x
  2. Step 2: Convert to fraction form
    3,286.74/4,535.79 = 1,794.75/x
  3. Step 3: Cross multiply
    3,286.74x = 4,535.79 × 1,794.75
  4. Step 4: Simplify right side
    3,286.74x = 8,140,609.10
  5. Step 5: Solve for x
    x = 8,140,609.10/3,286.74
  6. Step 6: Final answer
    x = 2,476.80

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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.