Home / 3,175.29-4,381.56-2,584.80

Finding the Fourth Proportional to 3,175.29, 4,381.56 and 2,584.80

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Solution

The fourth proportional to 3,175.29, 4,381.56 and 2,584.80 is: 3,566.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.29 : 4,381.56 = 2,584.80 : x
  2. Step 2: Convert to fraction form
    3,175.29/4,381.56 = 2,584.80/x
  3. Step 3: Cross multiply
    3,175.29x = 4,381.56 × 2,584.80
  4. Step 4: Simplify right side
    3,175.29x = 11,325,456.29
  5. Step 5: Solve for x
    x = 11,325,456.29/3,175.29
  6. Step 6: Final answer
    x = 3,566.75

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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.