Home / 4,289.28-6,433.82-1,367.54

Finding the Fourth Proportional to 4,289.28, 6,433.82 and 1,367.54

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Solution

The fourth proportional to 4,289.28, 6,433.82 and 1,367.54 is: 2,051.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.28 : 6,433.82 = 1,367.54 : x
  2. Step 2: Convert to fraction form
    4,289.28/6,433.82 = 1,367.54/x
  3. Step 3: Cross multiply
    4,289.28x = 6,433.82 × 1,367.54
  4. Step 4: Simplify right side
    4,289.28x = 8,798,506.20
  5. Step 5: Solve for x
    x = 8,798,506.20/4,289.28
  6. Step 6: Final answer
    x = 2,051.28

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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.