Home / 3,091.98-4,267.08-1,694.82

Finding the Fourth Proportional to 3,091.98, 4,267.08 and 1,694.82

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Solution

The fourth proportional to 3,091.98, 4,267.08 and 1,694.82 is: 2,338.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091.98 : 4,267.08 = 1,694.82 : x
  2. Step 2: Convert to fraction form
    3,091.98/4,267.08 = 1,694.82/x
  3. Step 3: Cross multiply
    3,091.98x = 4,267.08 × 1,694.82
  4. Step 4: Simplify right side
    3,091.98x = 7,231,932.53
  5. Step 5: Solve for x
    x = 7,231,932.53/3,091.98
  6. Step 6: Final answer
    x = 2,338.93

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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.