Home / 7,555.32-11,335.37-6,163.16

Finding the Fourth Proportional to 7,555.32, 11,335.37 and 6,163.16

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Solution

The fourth proportional to 7,555.32, 11,335.37 and 6,163.16 is: 9,246.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.32 : 11,335.37 = 6,163.16 : x
  2. Step 2: Convert to fraction form
    7,555.32/11,335.37 = 6,163.16/x
  3. Step 3: Cross multiply
    7,555.32x = 11,335.37 × 6,163.16
  4. Step 4: Simplify right side
    7,555.32x = 69,861,611.48
  5. Step 5: Solve for x
    x = 69,861,611.48/7,555.32
  6. Step 6: Final answer
    x = 9,246.68

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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.