Home / 4,187.19-6,287.32-3,608.70

Finding the Fourth Proportional to 4,187.19, 6,287.32 and 3,608.70

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Solution

The fourth proportional to 4,187.19, 6,287.32 and 3,608.70 is: 5,418.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.19 : 6,287.32 = 3,608.70 : x
  2. Step 2: Convert to fraction form
    4,187.19/6,287.32 = 3,608.70/x
  3. Step 3: Cross multiply
    4,187.19x = 6,287.32 × 3,608.70
  4. Step 4: Simplify right side
    4,187.19x = 22,689,067.98
  5. Step 5: Solve for x
    x = 22,689,067.98/4,187.19
  6. Step 6: Final answer
    x = 5,418.68

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1.5x scale

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.