Home / 3,284.75-4,531.86-1,958.27

Finding the Fourth Proportional to 3,284.75, 4,531.86 and 1,958.27

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Solution

The fourth proportional to 3,284.75, 4,531.86 and 1,958.27 is: 2,701.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.75 : 4,531.86 = 1,958.27 : x
  2. Step 2: Convert to fraction form
    3,284.75/4,531.86 = 1,958.27/x
  3. Step 3: Cross multiply
    3,284.75x = 4,531.86 × 1,958.27
  4. Step 4: Simplify right side
    3,284.75x = 8,874,605.48
  5. Step 5: Solve for x
    x = 8,874,605.48/3,284.75
  6. Step 6: Final answer
    x = 2,701.76

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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.