Home / 4,292.72-6,441.24-3,199.28

Finding the Fourth Proportional to 4,292.72, 6,441.24 and 3,199.28

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Solution

The fourth proportional to 4,292.72, 6,441.24 and 3,199.28 is: 4,800.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292.72 : 6,441.24 = 3,199.28 : x
  2. Step 2: Convert to fraction form
    4,292.72/6,441.24 = 3,199.28/x
  3. Step 3: Cross multiply
    4,292.72x = 6,441.24 × 3,199.28
  4. Step 4: Simplify right side
    4,292.72x = 20,607,330.31
  5. Step 5: Solve for x
    x = 20,607,330.31/4,292.72
  6. Step 6: Final answer
    x = 4,800.53

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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.