Home / 3,685.83-5,086.46-2,193.74

Finding the Fourth Proportional to 3,685.83, 5,086.46 and 2,193.74

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Solution

The fourth proportional to 3,685.83, 5,086.46 and 2,193.74 is: 3,027.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.83 : 5,086.46 = 2,193.74 : x
  2. Step 2: Convert to fraction form
    3,685.83/5,086.46 = 2,193.74/x
  3. Step 3: Cross multiply
    3,685.83x = 5,086.46 × 2,193.74
  4. Step 4: Simplify right side
    3,685.83x = 11,158,370.76
  5. Step 5: Solve for x
    x = 11,158,370.76/3,685.83
  6. Step 6: Final answer
    x = 3,027.37

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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.