Home / 7,788.26-11,675.82-3,626.14

Finding the Fourth Proportional to 7,788.26, 11,675.82 and 3,626.14

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Solution

The fourth proportional to 7,788.26, 11,675.82 and 3,626.14 is: 5,436.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,788.26 : 11,675.82 = 3,626.14 : x
  2. Step 2: Convert to fraction form
    7,788.26/11,675.82 = 3,626.14/x
  3. Step 3: Cross multiply
    7,788.26x = 11,675.82 × 3,626.14
  4. Step 4: Simplify right side
    7,788.26x = 42,338,157.93
  5. Step 5: Solve for x
    x = 42,338,157.93/7,788.26
  6. Step 6: Final answer
    x = 5,436.15

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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.