Home / 10,771.68-16,129.83-6,084.69

Finding the Fourth Proportional to 10,771.68, 16,129.83 and 6,084.69

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Solution

The fourth proportional to 10,771.68, 16,129.83 and 6,084.69 is: 9,111.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,771.68 : 16,129.83 = 6,084.69 : x
  2. Step 2: Convert to fraction form
    10,771.68/16,129.83 = 6,084.69/x
  3. Step 3: Cross multiply
    10,771.68x = 16,129.83 × 6,084.69
  4. Step 4: Simplify right side
    10,771.68x = 98,145,015.30
  5. Step 5: Solve for x
    x = 98,145,015.30/10,771.68
  6. Step 6: Final answer
    x = 9,111.39

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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.