Home / 5,028.40-7,532.84-2,491.88

Finding the Fourth Proportional to 5,028.40, 7,532.84 and 2,491.88

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Solution

The fourth proportional to 5,028.40, 7,532.84 and 2,491.88 is: 3,732.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.40 : 7,532.84 = 2,491.88 : x
  2. Step 2: Convert to fraction form
    5,028.40/7,532.84 = 2,491.88/x
  3. Step 3: Cross multiply
    5,028.40x = 7,532.84 × 2,491.88
  4. Step 4: Simplify right side
    5,028.40x = 18,770,933.34
  5. Step 5: Solve for x
    x = 18,770,933.34/5,028.40
  6. Step 6: Final answer
    x = 3,732.98

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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.