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Finding the Fourth Proportional to 6,371.99, 8,797.89 and 5,114.24

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Solution

The fourth proportional to 6,371.99, 8,797.89 and 5,114.24 is: 7,061.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,371.99 : 8,797.89 = 5,114.24 : x
  2. Step 2: Convert to fraction form
    6,371.99/8,797.89 = 5,114.24/x
  3. Step 3: Cross multiply
    6,371.99x = 8,797.89 × 5,114.24
  4. Step 4: Simplify right side
    6,371.99x = 44,994,514.75
  5. Step 5: Solve for x
    x = 44,994,514.75/6,371.99
  6. Step 6: Final answer
    x = 7,061.30

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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.