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Finding the Fourth Proportional to 6,314.83, 8,710.13 and 3,662.28

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Solution

The fourth proportional to 6,314.83, 8,710.13 and 3,662.28 is: 5,051.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,314.83 : 8,710.13 = 3,662.28 : x
  2. Step 2: Convert to fraction form
    6,314.83/8,710.13 = 3,662.28/x
  3. Step 3: Cross multiply
    6,314.83x = 8,710.13 × 3,662.28
  4. Step 4: Simplify right side
    6,314.83x = 31,898,944.05
  5. Step 5: Solve for x
    x = 31,898,944.05/6,314.83
  6. Step 6: Final answer
    x = 5,051.44

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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.