Home / 2,267.91-3,400.38-1,097.60

Finding the Fourth Proportional to 2,267.91, 3,400.38 and 1,097.60

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Solution

The fourth proportional to 2,267.91, 3,400.38 and 1,097.60 is: 1,645.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267.91 : 3,400.38 = 1,097.60 : x
  2. Step 2: Convert to fraction form
    2,267.91/3,400.38 = 1,097.60/x
  3. Step 3: Cross multiply
    2,267.91x = 3,400.38 × 1,097.60
  4. Step 4: Simplify right side
    2,267.91x = 3,732,240.09
  5. Step 5: Solve for x
    x = 3,732,240.09/2,267.91
  6. Step 6: Final answer
    x = 1,645.67

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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.