Home / 3,399.22-4,700.16-2,961.82

Finding the Fourth Proportional to 3,399.22, 4,700.16 and 2,961.82

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Solution

The fourth proportional to 3,399.22, 4,700.16 and 2,961.82 is: 4,095.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399.22 : 4,700.16 = 2,961.82 : x
  2. Step 2: Convert to fraction form
    3,399.22/4,700.16 = 2,961.82/x
  3. Step 3: Cross multiply
    3,399.22x = 4,700.16 × 2,961.82
  4. Step 4: Simplify right side
    3,399.22x = 13,921,027.89
  5. Step 5: Solve for x
    x = 13,921,027.89/3,399.22
  6. Step 6: Final answer
    x = 4,095.36

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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.