Home / 9,759.21-13,467.62-5,282.85

Finding the Fourth Proportional to 9,759.21, 13,467.62 and 5,282.85

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Solution

The fourth proportional to 9,759.21, 13,467.62 and 5,282.85 is: 7,290.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,759.21 : 13,467.62 = 5,282.85 : x
  2. Step 2: Convert to fraction form
    9,759.21/13,467.62 = 5,282.85/x
  3. Step 3: Cross multiply
    9,759.21x = 13,467.62 × 5,282.85
  4. Step 4: Simplify right side
    9,759.21x = 71,147,336.68
  5. Step 5: Solve for x
    x = 71,147,336.68/9,759.21
  6. Step 6: Final answer
    x = 7,290.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.