Home / 9,069.40-13,589.70-7,600.60

Finding the Fourth Proportional to 9,069.40, 13,589.70 and 7,600.60

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Solution

The fourth proportional to 9,069.40, 13,589.70 and 7,600.60 is: 11,388.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,069.40 : 13,589.70 = 7,600.60 : x
  2. Step 2: Convert to fraction form
    9,069.40/13,589.70 = 7,600.60/x
  3. Step 3: Cross multiply
    9,069.40x = 13,589.70 × 7,600.60
  4. Step 4: Simplify right side
    9,069.40x = 103,289,873.82
  5. Step 5: Solve for x
    x = 103,289,873.82/9,069.40
  6. Step 6: Final answer
    x = 11,388.83

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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.