Home / 3,548.22-4,892.21-2,219.62

Finding the Fourth Proportional to 3,548.22, 4,892.21 and 2,219.62

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Solution

The fourth proportional to 3,548.22, 4,892.21 and 2,219.62 is: 3,060.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.22 : 4,892.21 = 2,219.62 : x
  2. Step 2: Convert to fraction form
    3,548.22/4,892.21 = 2,219.62/x
  3. Step 3: Cross multiply
    3,548.22x = 4,892.21 × 2,219.62
  4. Step 4: Simplify right side
    3,548.22x = 10,858,836.06
  5. Step 5: Solve for x
    x = 10,858,836.06/3,548.22
  6. Step 6: Final answer
    x = 3,060.36

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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.