Home / 3,863.08-5,331-2,094.68

Finding the Fourth Proportional to 3,863.08, 5,331 and 2,094.68

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Solution

The fourth proportional to 3,863.08, 5,331 and 2,094.68 is: 2,890.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.08 : 5,331 = 2,094.68 : x
  2. Step 2: Convert to fraction form
    3,863.08/5,331 = 2,094.68/x
  3. Step 3: Cross multiply
    3,863.08x = 5,331 × 2,094.68
  4. Step 4: Simplify right side
    3,863.08x = 11,166,739.08
  5. Step 5: Solve for x
    x = 11,166,739.08/3,863.08
  6. Step 6: Final answer
    x = 2,890.63

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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.