Home / 7,552.82-11,325.05-3,109.30

Finding the Fourth Proportional to 7,552.82, 11,325.05 and 3,109.30

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Solution

The fourth proportional to 7,552.82, 11,325.05 and 3,109.30 is: 4,662.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,552.82 : 11,325.05 = 3,109.30 : x
  2. Step 2: Convert to fraction form
    7,552.82/11,325.05 = 3,109.30/x
  3. Step 3: Cross multiply
    7,552.82x = 11,325.05 × 3,109.30
  4. Step 4: Simplify right side
    7,552.82x = 35,212,905.79
  5. Step 5: Solve for x
    x = 35,212,905.79/7,552.82
  6. Step 6: Final answer
    x = 4,662.22

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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.