Home / 8,205.09-11,324.10-4,667.62

Finding the Fourth Proportional to 8,205.09, 11,324.10 and 4,667.62

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Solution

The fourth proportional to 8,205.09, 11,324.10 and 4,667.62 is: 6,441.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,205.09 : 11,324.10 = 4,667.62 : x
  2. Step 2: Convert to fraction form
    8,205.09/11,324.10 = 4,667.62/x
  3. Step 3: Cross multiply
    8,205.09x = 11,324.10 × 4,667.62
  4. Step 4: Simplify right side
    8,205.09x = 52,856,595.64
  5. Step 5: Solve for x
    x = 52,856,595.64/8,205.09
  6. Step 6: Final answer
    x = 6,441.93

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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.