Home / 5,204.44-7,173.38-3,945.09

Finding the Fourth Proportional to 5,204.44, 7,173.38 and 3,945.09

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Solution

The fourth proportional to 5,204.44, 7,173.38 and 3,945.09 is: 5,437.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.44 : 7,173.38 = 3,945.09 : x
  2. Step 2: Convert to fraction form
    5,204.44/7,173.38 = 3,945.09/x
  3. Step 3: Cross multiply
    5,204.44x = 7,173.38 × 3,945.09
  4. Step 4: Simplify right side
    5,204.44x = 28,299,651.67
  5. Step 5: Solve for x
    x = 28,299,651.67/5,204.44
  6. Step 6: Final answer
    x = 5,437.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.