Home / 3,146.12-4,716.66-1,584.26

Finding the Fourth Proportional to 3,146.12, 4,716.66 and 1,584.26

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Solution

The fourth proportional to 3,146.12, 4,716.66 and 1,584.26 is: 2,375.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146.12 : 4,716.66 = 1,584.26 : x
  2. Step 2: Convert to fraction form
    3,146.12/4,716.66 = 1,584.26/x
  3. Step 3: Cross multiply
    3,146.12x = 4,716.66 × 1,584.26
  4. Step 4: Simplify right side
    3,146.12x = 7,472,415.77
  5. Step 5: Solve for x
    x = 7,472,415.77/3,146.12
  6. Step 6: Final answer
    x = 2,375.12

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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.