Home / 11,251.65-16,861.63-8,608.93

Finding the Fourth Proportional to 11,251.65, 16,861.63 and 8,608.93

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Solution

The fourth proportional to 11,251.65, 16,861.63 and 8,608.93 is: 12,901.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,251.65 : 16,861.63 = 8,608.93 : x
  2. Step 2: Convert to fraction form
    11,251.65/16,861.63 = 8,608.93/x
  3. Step 3: Cross multiply
    11,251.65x = 16,861.63 × 8,608.93
  4. Step 4: Simplify right side
    11,251.65x = 145,160,528.68
  5. Step 5: Solve for x
    x = 145,160,528.68/11,251.65
  6. Step 6: Final answer
    x = 12,901.27

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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.