Home / 11,269.07-16,861.75-7,089.56

Finding the Fourth Proportional to 11,269.07, 16,861.75 and 7,089.56

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Solution

The fourth proportional to 11,269.07, 16,861.75 and 7,089.56 is: 10,608.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,269.07 : 16,861.75 = 7,089.56 : x
  2. Step 2: Convert to fraction form
    11,269.07/16,861.75 = 7,089.56/x
  3. Step 3: Cross multiply
    11,269.07x = 16,861.75 × 7,089.56
  4. Step 4: Simplify right side
    11,269.07x = 119,542,388.33
  5. Step 5: Solve for x
    x = 119,542,388.33/11,269.07
  6. Step 6: Final answer
    x = 10,608.01

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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.