Home / 8,858.13-12,224.78-4,879.24

Finding the Fourth Proportional to 8,858.13, 12,224.78 and 4,879.24

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Solution

The fourth proportional to 8,858.13, 12,224.78 and 4,879.24 is: 6,733.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858.13 : 12,224.78 = 4,879.24 : x
  2. Step 2: Convert to fraction form
    8,858.13/12,224.78 = 4,879.24/x
  3. Step 3: Cross multiply
    8,858.13x = 12,224.78 × 4,879.24
  4. Step 4: Simplify right side
    8,858.13x = 59,647,611.17
  5. Step 5: Solve for x
    x = 59,647,611.17/8,858.13
  6. Step 6: Final answer
    x = 6,733.66

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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.