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Finding the Fourth Proportional to 3,447.69, 4,763.39 and 2,404.41

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Solution

The fourth proportional to 3,447.69, 4,763.39 and 2,404.41 is: 3,321.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.69 : 4,763.39 = 2,404.41 : x
  2. Step 2: Convert to fraction form
    3,447.69/4,763.39 = 2,404.41/x
  3. Step 3: Cross multiply
    3,447.69x = 4,763.39 × 2,404.41
  4. Step 4: Simplify right side
    3,447.69x = 11,453,130.53
  5. Step 5: Solve for x
    x = 11,453,130.53/3,447.69
  6. Step 6: Final answer
    x = 3,321.97

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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.