Home / 2,200.36-3,033.70-1,571.64

Finding the Fourth Proportional to 2,200.36, 3,033.70 and 1,571.64

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Solution

The fourth proportional to 2,200.36, 3,033.70 and 1,571.64 is: 2,166.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200.36 : 3,033.70 = 1,571.64 : x
  2. Step 2: Convert to fraction form
    2,200.36/3,033.70 = 1,571.64/x
  3. Step 3: Cross multiply
    2,200.36x = 3,033.70 × 1,571.64
  4. Step 4: Simplify right side
    2,200.36x = 4,767,884.27
  5. Step 5: Solve for x
    x = 4,767,884.27/2,200.36
  6. Step 6: Final answer
    x = 2,166.87

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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.