Home / 4,447.46-6,142.33-2,961.66

Finding the Fourth Proportional to 4,447.46, 6,142.33 and 2,961.66

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Solution

The fourth proportional to 4,447.46, 6,142.33 and 2,961.66 is: 4,090.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.46 : 6,142.33 = 2,961.66 : x
  2. Step 2: Convert to fraction form
    4,447.46/6,142.33 = 2,961.66/x
  3. Step 3: Cross multiply
    4,447.46x = 6,142.33 × 2,961.66
  4. Step 4: Simplify right side
    4,447.46x = 18,191,519.80
  5. Step 5: Solve for x
    x = 18,191,519.80/4,447.46
  6. Step 6: Final answer
    x = 4,090.32

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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.