Home / 8,091.69-11,166.54-4,735.15

Finding the Fourth Proportional to 8,091.69, 11,166.54 and 4,735.15

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Solution

The fourth proportional to 8,091.69, 11,166.54 and 4,735.15 is: 6,534.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,091.69 : 11,166.54 = 4,735.15 : x
  2. Step 2: Convert to fraction form
    8,091.69/11,166.54 = 4,735.15/x
  3. Step 3: Cross multiply
    8,091.69x = 11,166.54 × 4,735.15
  4. Step 4: Simplify right side
    8,091.69x = 52,875,218.21
  5. Step 5: Solve for x
    x = 52,875,218.21/8,091.69
  6. Step 6: Final answer
    x = 6,534.51

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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.