Home / 4,794.22-7,191.72-1,331.47

Finding the Fourth Proportional to 4,794.22, 7,191.72 and 1,331.47

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Solution

The fourth proportional to 4,794.22, 7,191.72 and 1,331.47 is: 1,997.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,794.22 : 7,191.72 = 1,331.47 : x
  2. Step 2: Convert to fraction form
    4,794.22/7,191.72 = 1,331.47/x
  3. Step 3: Cross multiply
    4,794.22x = 7,191.72 × 1,331.47
  4. Step 4: Simplify right side
    4,794.22x = 9,575,559.43
  5. Step 5: Solve for x
    x = 9,575,559.43/4,794.22
  6. Step 6: Final answer
    x = 1,997.31

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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.