Home / 8,650.24-11,940.96-5,857.36

Finding the Fourth Proportional to 8,650.24, 11,940.96 and 5,857.36

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Solution

The fourth proportional to 8,650.24, 11,940.96 and 5,857.36 is: 8,085.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,650.24 : 11,940.96 = 5,857.36 : x
  2. Step 2: Convert to fraction form
    8,650.24/11,940.96 = 5,857.36/x
  3. Step 3: Cross multiply
    8,650.24x = 11,940.96 × 5,857.36
  4. Step 4: Simplify right side
    8,650.24x = 69,942,501.47
  5. Step 5: Solve for x
    x = 69,942,501.47/8,650.24
  6. Step 6: Final answer
    x = 8,085.61

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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.