Home / 3,194.77-4,792.16-1,345.85

Finding the Fourth Proportional to 3,194.77, 4,792.16 and 1,345.85

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Solution

The fourth proportional to 3,194.77, 4,792.16 and 1,345.85 is: 2,018.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,194.77 : 4,792.16 = 1,345.85 : x
  2. Step 2: Convert to fraction form
    3,194.77/4,792.16 = 1,345.85/x
  3. Step 3: Cross multiply
    3,194.77x = 4,792.16 × 1,345.85
  4. Step 4: Simplify right side
    3,194.77x = 6,449,528.54
  5. Step 5: Solve for x
    x = 6,449,528.54/3,194.77
  6. Step 6: Final answer
    x = 2,018.78

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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.