Home / 11,323.99-16,977.77-5,705.12

Finding the Fourth Proportional to 11,323.99, 16,977.77 and 5,705.12

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Solution

The fourth proportional to 11,323.99, 16,977.77 and 5,705.12 is: 8,553.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.99 : 16,977.77 = 5,705.12 : x
  2. Step 2: Convert to fraction form
    11,323.99/16,977.77 = 5,705.12/x
  3. Step 3: Cross multiply
    11,323.99x = 16,977.77 × 5,705.12
  4. Step 4: Simplify right side
    11,323.99x = 96,860,144.56
  5. Step 5: Solve for x
    x = 96,860,144.56/11,323.99
  6. Step 6: Final answer
    x = 8,553.54

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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.