Home / 7,609.14-11,414.63-2,928.06

Finding the Fourth Proportional to 7,609.14, 11,414.63 and 2,928.06

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Solution

The fourth proportional to 7,609.14, 11,414.63 and 2,928.06 is: 4,392.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,609.14 : 11,414.63 = 2,928.06 : x
  2. Step 2: Convert to fraction form
    7,609.14/11,414.63 = 2,928.06/x
  3. Step 3: Cross multiply
    7,609.14x = 11,414.63 × 2,928.06
  4. Step 4: Simplify right side
    7,609.14x = 33,422,706.88
  5. Step 5: Solve for x
    x = 33,422,706.88/7,609.14
  6. Step 6: Final answer
    x = 4,392.44

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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.