Home / 3,706.11-5,114.34-2,134.35

Finding the Fourth Proportional to 3,706.11, 5,114.34 and 2,134.35

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Solution

The fourth proportional to 3,706.11, 5,114.34 and 2,134.35 is: 2,945.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,706.11 : 5,114.34 = 2,134.35 : x
  2. Step 2: Convert to fraction form
    3,706.11/5,114.34 = 2,134.35/x
  3. Step 3: Cross multiply
    3,706.11x = 5,114.34 × 2,134.35
  4. Step 4: Simplify right side
    3,706.11x = 10,915,791.58
  5. Step 5: Solve for x
    x = 10,915,791.58/3,706.11
  6. Step 6: Final answer
    x = 2,945.35

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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.