Home / 12,544.54-17,311.77-6,879.52

Finding the Fourth Proportional to 12,544.54, 17,311.77 and 6,879.52

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Solution

The fourth proportional to 12,544.54, 17,311.77 and 6,879.52 is: 9,493.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.54 : 17,311.77 = 6,879.52 : x
  2. Step 2: Convert to fraction form
    12,544.54/17,311.77 = 6,879.52/x
  3. Step 3: Cross multiply
    12,544.54x = 17,311.77 × 6,879.52
  4. Step 4: Simplify right side
    12,544.54x = 119,096,667.95
  5. Step 5: Solve for x
    x = 119,096,667.95/12,544.54
  6. Step 6: Final answer
    x = 9,493.90

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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.