Home / 6,857.94-10,288.44-2,177.92

Finding the Fourth Proportional to 6,857.94, 10,288.44 and 2,177.92

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Solution

The fourth proportional to 6,857.94, 10,288.44 and 2,177.92 is: 3,267.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,857.94 : 10,288.44 = 2,177.92 : x
  2. Step 2: Convert to fraction form
    6,857.94/10,288.44 = 2,177.92/x
  3. Step 3: Cross multiply
    6,857.94x = 10,288.44 × 2,177.92
  4. Step 4: Simplify right side
    6,857.94x = 22,407,399.24
  5. Step 5: Solve for x
    x = 22,407,399.24/6,857.94
  6. Step 6: Final answer
    x = 3,267.37

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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.