Home / 10,808.43-14,912.21-6,091.80

Finding the Fourth Proportional to 10,808.43, 14,912.21 and 6,091.80

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Solution

The fourth proportional to 10,808.43, 14,912.21 and 6,091.80 is: 8,404.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808.43 : 14,912.21 = 6,091.80 : x
  2. Step 2: Convert to fraction form
    10,808.43/14,912.21 = 6,091.80/x
  3. Step 3: Cross multiply
    10,808.43x = 14,912.21 × 6,091.80
  4. Step 4: Simplify right side
    10,808.43x = 90,842,170.42
  5. Step 5: Solve for x
    x = 90,842,170.42/10,808.43
  6. Step 6: Final answer
    x = 8,404.75

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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.