Home / 8,166.69-11,270.07-4,440.69

Finding the Fourth Proportional to 8,166.69, 11,270.07 and 4,440.69

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Solution

The fourth proportional to 8,166.69, 11,270.07 and 4,440.69 is: 6,128.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,166.69 : 11,270.07 = 4,440.69 : x
  2. Step 2: Convert to fraction form
    8,166.69/11,270.07 = 4,440.69/x
  3. Step 3: Cross multiply
    8,166.69x = 11,270.07 × 4,440.69
  4. Step 4: Simplify right side
    8,166.69x = 50,046,887.15
  5. Step 5: Solve for x
    x = 50,046,887.15/8,166.69
  6. Step 6: Final answer
    x = 6,128.17

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Half scale
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Double scale
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Similar ratio
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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.