Home / 3,785.94-5,224.86-2,293.92

Finding the Fourth Proportional to 3,785.94, 5,224.86 and 2,293.92

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Solution

The fourth proportional to 3,785.94, 5,224.86 and 2,293.92 is: 3,165.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.94 : 5,224.86 = 2,293.92 : x
  2. Step 2: Convert to fraction form
    3,785.94/5,224.86 = 2,293.92/x
  3. Step 3: Cross multiply
    3,785.94x = 5,224.86 × 2,293.92
  4. Step 4: Simplify right side
    3,785.94x = 11,985,410.85
  5. Step 5: Solve for x
    x = 11,985,410.85/3,785.94
  6. Step 6: Final answer
    x = 3,165.77

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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.