Home / 3,814.18-5,720.68-1,475.27

Finding the Fourth Proportional to 3,814.18, 5,720.68 and 1,475.27

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Solution

The fourth proportional to 3,814.18, 5,720.68 and 1,475.27 is: 2,212.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814.18 : 5,720.68 = 1,475.27 : x
  2. Step 2: Convert to fraction form
    3,814.18/5,720.68 = 1,475.27/x
  3. Step 3: Cross multiply
    3,814.18x = 5,720.68 × 1,475.27
  4. Step 4: Simplify right side
    3,814.18x = 8,439,542.28
  5. Step 5: Solve for x
    x = 8,439,542.28/3,814.18
  6. Step 6: Final answer
    x = 2,212.67

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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.