Home / 3,538.63-5,309.97-1,896.07

Finding the Fourth Proportional to 3,538.63, 5,309.97 and 1,896.07

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Solution

The fourth proportional to 3,538.63, 5,309.97 and 1,896.07 is: 2,845.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.63 : 5,309.97 = 1,896.07 : x
  2. Step 2: Convert to fraction form
    3,538.63/5,309.97 = 1,896.07/x
  3. Step 3: Cross multiply
    3,538.63x = 5,309.97 × 1,896.07
  4. Step 4: Simplify right side
    3,538.63x = 10,068,074.82
  5. Step 5: Solve for x
    x = 10,068,074.82/3,538.63
  6. Step 6: Final answer
    x = 2,845.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.