Home / 6,324.45-8,716.11-5,069.66

Finding the Fourth Proportional to 6,324.45, 8,716.11 and 5,069.66

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Solution

The fourth proportional to 6,324.45, 8,716.11 and 5,069.66 is: 6,986.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,324.45 : 8,716.11 = 5,069.66 : x
  2. Step 2: Convert to fraction form
    6,324.45/8,716.11 = 5,069.66/x
  3. Step 3: Cross multiply
    6,324.45x = 8,716.11 × 5,069.66
  4. Step 4: Simplify right side
    6,324.45x = 44,187,651.63
  5. Step 5: Solve for x
    x = 44,187,651.63/6,324.45
  6. Step 6: Final answer
    x = 6,986.80

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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.