Home / 4,187.88-6,276.94-1,874.52

Finding the Fourth Proportional to 4,187.88, 6,276.94 and 1,874.52

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Solution

The fourth proportional to 4,187.88, 6,276.94 and 1,874.52 is: 2,809.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.88 : 6,276.94 = 1,874.52 : x
  2. Step 2: Convert to fraction form
    4,187.88/6,276.94 = 1,874.52/x
  3. Step 3: Cross multiply
    4,187.88x = 6,276.94 × 1,874.52
  4. Step 4: Simplify right side
    4,187.88x = 11,766,249.57
  5. Step 5: Solve for x
    x = 11,766,249.57/4,187.88
  6. Step 6: Final answer
    x = 2,809.60

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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.