Home / 7,388.42-11,072.90-3,003.48

Finding the Fourth Proportional to 7,388.42, 11,072.90 and 3,003.48

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Solution

The fourth proportional to 7,388.42, 11,072.90 and 3,003.48 is: 4,501.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.42 : 11,072.90 = 3,003.48 : x
  2. Step 2: Convert to fraction form
    7,388.42/11,072.90 = 3,003.48/x
  3. Step 3: Cross multiply
    7,388.42x = 11,072.90 × 3,003.48
  4. Step 4: Simplify right side
    7,388.42x = 33,257,241.20
  5. Step 5: Solve for x
    x = 33,257,241.20/7,388.42
  6. Step 6: Final answer
    x = 4,501.27

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1.5x scale

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.