Home / 3,529.40-5,294.10-2,236.60

Finding the Fourth Proportional to 3,529.40, 5,294.10 and 2,236.60

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Solution

The fourth proportional to 3,529.40, 5,294.10 and 2,236.60 is: 3,354.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.40 : 5,294.10 = 2,236.60 : x
  2. Step 2: Convert to fraction form
    3,529.40/5,294.10 = 2,236.60/x
  3. Step 3: Cross multiply
    3,529.40x = 5,294.10 × 2,236.60
  4. Step 4: Simplify right side
    3,529.40x = 11,840,784.06
  5. Step 5: Solve for x
    x = 11,840,784.06/3,529.40
  6. Step 6: Final answer
    x = 3,354.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.