Home / 2,150-3,226.60-1,574.36

Finding the Fourth Proportional to 2,150, 3,226.60 and 1,574.36

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Solution

The fourth proportional to 2,150, 3,226.60 and 1,574.36 is: 2,362.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,150 : 3,226.60 = 1,574.36 : x
  2. Step 2: Convert to fraction form
    2,150/3,226.60 = 1,574.36/x
  3. Step 3: Cross multiply
    2,150x = 3,226.60 × 1,574.36
  4. Step 4: Simplify right side
    2,150x = 5,079,829.98
  5. Step 5: Solve for x
    x = 5,079,829.98/2,150
  6. Step 6: Final answer
    x = 2,362.71

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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.