Home / 3,614.21-5,421.19-1,532.88

Finding the Fourth Proportional to 3,614.21, 5,421.19 and 1,532.88

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Solution

The fourth proportional to 3,614.21, 5,421.19 and 1,532.88 is: 2,299.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.21 : 5,421.19 = 1,532.88 : x
  2. Step 2: Convert to fraction form
    3,614.21/5,421.19 = 1,532.88/x
  3. Step 3: Cross multiply
    3,614.21x = 5,421.19 × 1,532.88
  4. Step 4: Simplify right side
    3,614.21x = 8,310,006.62
  5. Step 5: Solve for x
    x = 8,310,006.62/3,614.21
  6. Step 6: Final answer
    x = 2,299.26

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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.