Home / 3,429.21-4,724.10-3,262.44

Finding the Fourth Proportional to 3,429.21, 4,724.10 and 3,262.44

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Solution

The fourth proportional to 3,429.21, 4,724.10 and 3,262.44 is: 4,494.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.21 : 4,724.10 = 3,262.44 : x
  2. Step 2: Convert to fraction form
    3,429.21/4,724.10 = 3,262.44/x
  3. Step 3: Cross multiply
    3,429.21x = 4,724.10 × 3,262.44
  4. Step 4: Simplify right side
    3,429.21x = 15,412,092.80
  5. Step 5: Solve for x
    x = 15,412,092.80/3,429.21
  6. Step 6: Final answer
    x = 4,494.36

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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.