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Finding the Fourth Proportional to 5,873.94, 8,105 and 3,354.90

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Solution

The fourth proportional to 5,873.94, 8,105 and 3,354.90 is: 4,629.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,873.94 : 8,105 = 3,354.90 : x
  2. Step 2: Convert to fraction form
    5,873.94/8,105 = 3,354.90/x
  3. Step 3: Cross multiply
    5,873.94x = 8,105 × 3,354.90
  4. Step 4: Simplify right side
    5,873.94x = 27,191,464.50
  5. Step 5: Solve for x
    x = 27,191,464.50/5,873.94
  6. Step 6: Final answer
    x = 4,629.17

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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.