Home / 3,447.58-4,760.33-2,649.64

Finding the Fourth Proportional to 3,447.58, 4,760.33 and 2,649.64

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Solution

The fourth proportional to 3,447.58, 4,760.33 and 2,649.64 is: 3,658.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.58 : 4,760.33 = 2,649.64 : x
  2. Step 2: Convert to fraction form
    3,447.58/4,760.33 = 2,649.64/x
  3. Step 3: Cross multiply
    3,447.58x = 4,760.33 × 2,649.64
  4. Step 4: Simplify right side
    3,447.58x = 12,613,160.78
  5. Step 5: Solve for x
    x = 12,613,160.78/3,447.58
  6. Step 6: Final answer
    x = 3,658.55

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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.