Home / 9,069.75-13,599.34-3,516.61

Finding the Fourth Proportional to 9,069.75, 13,599.34 and 3,516.61

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Solution

The fourth proportional to 9,069.75, 13,599.34 and 3,516.61 is: 5,272.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,069.75 : 13,599.34 = 3,516.61 : x
  2. Step 2: Convert to fraction form
    9,069.75/13,599.34 = 3,516.61/x
  3. Step 3: Cross multiply
    9,069.75x = 13,599.34 × 3,516.61
  4. Step 4: Simplify right side
    9,069.75x = 47,823,519.00
  5. Step 5: Solve for x
    x = 47,823,519.00/9,069.75
  6. Step 6: Final answer
    x = 5,272.86

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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.