Home / 3,039.15-4,194.01-1,694.75

Finding the Fourth Proportional to 3,039.15, 4,194.01 and 1,694.75

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Solution

The fourth proportional to 3,039.15, 4,194.01 and 1,694.75 is: 2,338.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.15 : 4,194.01 = 1,694.75 : x
  2. Step 2: Convert to fraction form
    3,039.15/4,194.01 = 1,694.75/x
  3. Step 3: Cross multiply
    3,039.15x = 4,194.01 × 1,694.75
  4. Step 4: Simplify right side
    3,039.15x = 7,107,798.45
  5. Step 5: Solve for x
    x = 7,107,798.45/3,039.15
  6. Step 6: Final answer
    x = 2,338.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.