Home / 3,832.21-5,285.14-3,443.41

Finding the Fourth Proportional to 3,832.21, 5,285.14 and 3,443.41

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Solution

The fourth proportional to 3,832.21, 5,285.14 and 3,443.41 is: 4,748.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,832.21 : 5,285.14 = 3,443.41 : x
  2. Step 2: Convert to fraction form
    3,832.21/5,285.14 = 3,443.41/x
  3. Step 3: Cross multiply
    3,832.21x = 5,285.14 × 3,443.41
  4. Step 4: Simplify right side
    3,832.21x = 18,198,903.93
  5. Step 5: Solve for x
    x = 18,198,903.93/3,832.21
  6. Step 6: Final answer
    x = 4,748.93

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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.