Home / 3,207.26-4,811.39-1,358.38

Finding the Fourth Proportional to 3,207.26, 4,811.39 and 1,358.38

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Solution

The fourth proportional to 3,207.26, 4,811.39 and 1,358.38 is: 2,037.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.26 : 4,811.39 = 1,358.38 : x
  2. Step 2: Convert to fraction form
    3,207.26/4,811.39 = 1,358.38/x
  3. Step 3: Cross multiply
    3,207.26x = 4,811.39 × 1,358.38
  4. Step 4: Simplify right side
    3,207.26x = 6,535,707.98
  5. Step 5: Solve for x
    x = 6,535,707.98/3,207.26
  6. Step 6: Final answer
    x = 2,037.79

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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.