Home / 8,163.83-11,267.03-4,627.69

Finding the Fourth Proportional to 8,163.83, 11,267.03 and 4,627.69

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Solution

The fourth proportional to 8,163.83, 11,267.03 and 4,627.69 is: 6,386.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163.83 : 11,267.03 = 4,627.69 : x
  2. Step 2: Convert to fraction form
    8,163.83/11,267.03 = 4,627.69/x
  3. Step 3: Cross multiply
    8,163.83x = 11,267.03 × 4,627.69
  4. Step 4: Simplify right side
    8,163.83x = 52,140,305.46
  5. Step 5: Solve for x
    x = 52,140,305.46/8,163.83
  6. Step 6: Final answer
    x = 6,386.74

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Half scale
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Double 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.