Home / 3,527.20-5,282.70-2,069.20

Finding the Fourth Proportional to 3,527.20, 5,282.70 and 2,069.20

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Solution

The fourth proportional to 3,527.20, 5,282.70 and 2,069.20 is: 3,099.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527.20 : 5,282.70 = 2,069.20 : x
  2. Step 2: Convert to fraction form
    3,527.20/5,282.70 = 2,069.20/x
  3. Step 3: Cross multiply
    3,527.20x = 5,282.70 × 2,069.20
  4. Step 4: Simplify right side
    3,527.20x = 10,930,962.84
  5. Step 5: Solve for x
    x = 10,930,962.84/3,527.20
  6. Step 6: Final answer
    x = 3,099.05

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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.