Home / 8,163.68-11,266.88-4,806.32

Finding the Fourth Proportional to 8,163.68, 11,266.88 and 4,806.32

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Solution

The fourth proportional to 8,163.68, 11,266.88 and 4,806.32 is: 6,633.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163.68 : 11,266.88 = 4,806.32 : x
  2. Step 2: Convert to fraction form
    8,163.68/11,266.88 = 4,806.32/x
  3. Step 3: Cross multiply
    8,163.68x = 11,266.88 × 4,806.32
  4. Step 4: Simplify right side
    8,163.68x = 54,152,230.68
  5. Step 5: Solve for x
    x = 54,152,230.68/8,163.68
  6. Step 6: Final answer
    x = 6,633.31

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Half scale
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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.