Home / 4,145.41-5,720.66-2,282.41

Finding the Fourth Proportional to 4,145.41, 5,720.66 and 2,282.41

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Solution

The fourth proportional to 4,145.41, 5,720.66 and 2,282.41 is: 3,149.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.41 : 5,720.66 = 2,282.41 : x
  2. Step 2: Convert to fraction form
    4,145.41/5,720.66 = 2,282.41/x
  3. Step 3: Cross multiply
    4,145.41x = 5,720.66 × 2,282.41
  4. Step 4: Simplify right side
    4,145.41x = 13,056,891.59
  5. Step 5: Solve for x
    x = 13,056,891.59/4,145.41
  6. Step 6: Final answer
    x = 3,149.72

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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.