Home / 4,126.11-5,696.62-2,866.76

Finding the Fourth Proportional to 4,126.11, 5,696.62 and 2,866.76

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Solution

The fourth proportional to 4,126.11, 5,696.62 and 2,866.76 is: 3,957.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.11 : 5,696.62 = 2,866.76 : x
  2. Step 2: Convert to fraction form
    4,126.11/5,696.62 = 2,866.76/x
  3. Step 3: Cross multiply
    4,126.11x = 5,696.62 × 2,866.76
  4. Step 4: Simplify right side
    4,126.11x = 16,330,842.35
  5. Step 5: Solve for x
    x = 16,330,842.35/4,126.11
  6. Step 6: Final answer
    x = 3,957.93

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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.