Home / 3,571.44-5,357.68-1,106.48

Finding the Fourth Proportional to 3,571.44, 5,357.68 and 1,106.48

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Solution

The fourth proportional to 3,571.44, 5,357.68 and 1,106.48 is: 1,659.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.44 : 5,357.68 = 1,106.48 : x
  2. Step 2: Convert to fraction form
    3,571.44/5,357.68 = 1,106.48/x
  3. Step 3: Cross multiply
    3,571.44x = 5,357.68 × 1,106.48
  4. Step 4: Simplify right side
    3,571.44x = 5,928,165.77
  5. Step 5: Solve for x
    x = 5,928,165.77/3,571.44
  6. Step 6: Final answer
    x = 1,659.88

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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.