Home / 5,505.44-7,596.90-3,147.39

Finding the Fourth Proportional to 5,505.44, 7,596.90 and 3,147.39

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Solution

The fourth proportional to 5,505.44, 7,596.90 and 3,147.39 is: 4,343.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.44 : 7,596.90 = 3,147.39 : x
  2. Step 2: Convert to fraction form
    5,505.44/7,596.90 = 3,147.39/x
  3. Step 3: Cross multiply
    5,505.44x = 7,596.90 × 3,147.39
  4. Step 4: Simplify right side
    5,505.44x = 23,910,407.09
  5. Step 5: Solve for x
    x = 23,910,407.09/5,505.44
  6. Step 6: Final answer
    x = 4,343.06

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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.