Home / 2,730.53-4,093.70-1,268.61

Finding the Fourth Proportional to 2,730.53, 4,093.70 and 1,268.61

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Solution

The fourth proportional to 2,730.53, 4,093.70 and 1,268.61 is: 1,901.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.53 : 4,093.70 = 1,268.61 : x
  2. Step 2: Convert to fraction form
    2,730.53/4,093.70 = 1,268.61/x
  3. Step 3: Cross multiply
    2,730.53x = 4,093.70 × 1,268.61
  4. Step 4: Simplify right side
    2,730.53x = 5,193,302.41
  5. Step 5: Solve for x
    x = 5,193,302.41/2,730.53
  6. Step 6: Final answer
    x = 1,901.94

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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.