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Finding the Fourth Proportional to 5,887.86, 8,125.40 and 3,235.44

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Solution

The fourth proportional to 5,887.86, 8,125.40 and 3,235.44 is: 4,464.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.86 : 8,125.40 = 3,235.44 : x
  2. Step 2: Convert to fraction form
    5,887.86/8,125.40 = 3,235.44/x
  3. Step 3: Cross multiply
    5,887.86x = 8,125.40 × 3,235.44
  4. Step 4: Simplify right side
    5,887.86x = 26,289,244.18
  5. Step 5: Solve for x
    x = 26,289,244.18/5,887.86
  6. Step 6: Final answer
    x = 4,464.99

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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.