Home / 3,110.98-4,293.23-1,694.77

Finding the Fourth Proportional to 3,110.98, 4,293.23 and 1,694.77

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Solution

The fourth proportional to 3,110.98, 4,293.23 and 1,694.77 is: 2,338.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.98 : 4,293.23 = 1,694.77 : x
  2. Step 2: Convert to fraction form
    3,110.98/4,293.23 = 1,694.77/x
  3. Step 3: Cross multiply
    3,110.98x = 4,293.23 × 1,694.77
  4. Step 4: Simplify right side
    3,110.98x = 7,276,037.41
  5. Step 5: Solve for x
    x = 7,276,037.41/3,110.98
  6. Step 6: Final answer
    x = 2,338.82

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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.