Home / 3,813.14-5,263.89-2,694.98

Finding the Fourth Proportional to 3,813.14, 5,263.89 and 2,694.98

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Solution

The fourth proportional to 3,813.14, 5,263.89 and 2,694.98 is: 3,720.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813.14 : 5,263.89 = 2,694.98 : x
  2. Step 2: Convert to fraction form
    3,813.14/5,263.89 = 2,694.98/x
  3. Step 3: Cross multiply
    3,813.14x = 5,263.89 × 2,694.98
  4. Step 4: Simplify right side
    3,813.14x = 14,186,078.27
  5. Step 5: Solve for x
    x = 14,186,078.27/3,813.14
  6. Step 6: Final answer
    x = 3,720.31

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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.