Home / 8,163.87-11,267.02-4,807.50

Finding the Fourth Proportional to 8,163.87, 11,267.02 and 4,807.50

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Solution

The fourth proportional to 8,163.87, 11,267.02 and 4,807.50 is: 6,634.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163.87 : 11,267.02 = 4,807.50 : x
  2. Step 2: Convert to fraction form
    8,163.87/11,267.02 = 4,807.50/x
  3. Step 3: Cross multiply
    8,163.87x = 11,267.02 × 4,807.50
  4. Step 4: Simplify right side
    8,163.87x = 54,166,198.65
  5. Step 5: Solve for x
    x = 54,166,198.65/8,163.87
  6. Step 6: Final answer
    x = 6,634.87

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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.