Home / 3,293.40-4,540.86-2,826.84

Finding the Fourth Proportional to 3,293.40, 4,540.86 and 2,826.84

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Solution

The fourth proportional to 3,293.40, 4,540.86 and 2,826.84 is: 3,897.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293.40 : 4,540.86 = 2,826.84 : x
  2. Step 2: Convert to fraction form
    3,293.40/4,540.86 = 2,826.84/x
  3. Step 3: Cross multiply
    3,293.40x = 4,540.86 × 2,826.84
  4. Step 4: Simplify right side
    3,293.40x = 12,836,284.68
  5. Step 5: Solve for x
    x = 12,836,284.68/3,293.40
  6. Step 6: Final answer
    x = 3,897.58

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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.