Home / 9,561.68-13,186.32-6,200.96

Finding the Fourth Proportional to 9,561.68, 13,186.32 and 6,200.96

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Solution

The fourth proportional to 9,561.68, 13,186.32 and 6,200.96 is: 8,551.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,561.68 : 13,186.32 = 6,200.96 : x
  2. Step 2: Convert to fraction form
    9,561.68/13,186.32 = 6,200.96/x
  3. Step 3: Cross multiply
    9,561.68x = 13,186.32 × 6,200.96
  4. Step 4: Simplify right side
    9,561.68x = 81,767,842.87
  5. Step 5: Solve for x
    x = 81,767,842.87/9,561.68
  6. Step 6: Final answer
    x = 8,551.62

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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.