Home / 3,790.26-5,685.26-1,016.91

Finding the Fourth Proportional to 3,790.26, 5,685.26 and 1,016.91

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Solution

The fourth proportional to 3,790.26, 5,685.26 and 1,016.91 is: 1,525.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.26 : 5,685.26 = 1,016.91 : x
  2. Step 2: Convert to fraction form
    3,790.26/5,685.26 = 1,016.91/x
  3. Step 3: Cross multiply
    3,790.26x = 5,685.26 × 1,016.91
  4. Step 4: Simplify right side
    3,790.26x = 5,781,392.66
  5. Step 5: Solve for x
    x = 5,781,392.66/3,790.26
  6. Step 6: Final answer
    x = 1,525.33

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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.