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Finding the Fourth Proportional to 5,939.93, 8,911.22 and 4,887.34

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Solution

The fourth proportional to 5,939.93, 8,911.22 and 4,887.34 is: 7,332.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,939.93 : 8,911.22 = 4,887.34 : x
  2. Step 2: Convert to fraction form
    5,939.93/8,911.22 = 4,887.34/x
  3. Step 3: Cross multiply
    5,939.93x = 8,911.22 × 4,887.34
  4. Step 4: Simplify right side
    5,939.93x = 43,552,115.24
  5. Step 5: Solve for x
    x = 43,552,115.24/5,939.93
  6. Step 6: Final answer
    x = 7,332.09

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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.