Home / 3,093.26-4,638.86-1,426.70

Finding the Fourth Proportional to 3,093.26, 4,638.86 and 1,426.70

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Solution

The fourth proportional to 3,093.26, 4,638.86 and 1,426.70 is: 2,139.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.26 : 4,638.86 = 1,426.70 : x
  2. Step 2: Convert to fraction form
    3,093.26/4,638.86 = 1,426.70/x
  3. Step 3: Cross multiply
    3,093.26x = 4,638.86 × 1,426.70
  4. Step 4: Simplify right side
    3,093.26x = 6,618,261.56
  5. Step 5: Solve for x
    x = 6,618,261.56/3,093.26
  6. Step 6: Final answer
    x = 2,139.57

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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.