Home / 11,378.82-17,069.67-4,452.42

Finding the Fourth Proportional to 11,378.82, 17,069.67 and 4,452.42

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Solution

The fourth proportional to 11,378.82, 17,069.67 and 4,452.42 is: 6,679.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,378.82 : 17,069.67 = 4,452.42 : x
  2. Step 2: Convert to fraction form
    11,378.82/17,069.67 = 4,452.42/x
  3. Step 3: Cross multiply
    11,378.82x = 17,069.67 × 4,452.42
  4. Step 4: Simplify right side
    11,378.82x = 76,001,340.10
  5. Step 5: Solve for x
    x = 76,001,340.10/11,378.82
  6. Step 6: Final answer
    x = 6,679.19

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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.