Home / 7,559.36-11,327.48-3,174.42

Finding the Fourth Proportional to 7,559.36, 11,327.48 and 3,174.42

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Solution

The fourth proportional to 7,559.36, 11,327.48 and 3,174.42 is: 4,756.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,559.36 : 11,327.48 = 3,174.42 : x
  2. Step 2: Convert to fraction form
    7,559.36/11,327.48 = 3,174.42/x
  3. Step 3: Cross multiply
    7,559.36x = 11,327.48 × 3,174.42
  4. Step 4: Simplify right side
    7,559.36x = 35,958,179.06
  5. Step 5: Solve for x
    x = 35,958,179.06/7,559.36
  6. Step 6: Final answer
    x = 4,756.78

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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.