Home / 11,050.75-16,553.95-5,487.27

Finding the Fourth Proportional to 11,050.75, 16,553.95 and 5,487.27

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Solution

The fourth proportional to 11,050.75, 16,553.95 and 5,487.27 is: 8,219.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,050.75 : 16,553.95 = 5,487.27 : x
  2. Step 2: Convert to fraction form
    11,050.75/16,553.95 = 5,487.27/x
  3. Step 3: Cross multiply
    11,050.75x = 16,553.95 × 5,487.27
  4. Step 4: Simplify right side
    11,050.75x = 90,835,993.22
  5. Step 5: Solve for x
    x = 90,835,993.22/11,050.75
  6. Step 6: Final answer
    x = 8,219.89

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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.