Home / 3,653.19-5,041.41-2,081.37

Finding the Fourth Proportional to 3,653.19, 5,041.41 and 2,081.37

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Solution

The fourth proportional to 3,653.19, 5,041.41 and 2,081.37 is: 2,872.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653.19 : 5,041.41 = 2,081.37 : x
  2. Step 2: Convert to fraction form
    3,653.19/5,041.41 = 2,081.37/x
  3. Step 3: Cross multiply
    3,653.19x = 5,041.41 × 2,081.37
  4. Step 4: Simplify right side
    3,653.19x = 10,493,039.53
  5. Step 5: Solve for x
    x = 10,493,039.53/3,653.19
  6. Step 6: Final answer
    x = 2,872.30

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Half 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.