Home / 2,313.54-3,467.55-1,217.34

Finding the Fourth Proportional to 2,313.54, 3,467.55 and 1,217.34

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Solution

The fourth proportional to 2,313.54, 3,467.55 and 1,217.34 is: 1,824.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313.54 : 3,467.55 = 1,217.34 : x
  2. Step 2: Convert to fraction form
    2,313.54/3,467.55 = 1,217.34/x
  3. Step 3: Cross multiply
    2,313.54x = 3,467.55 × 1,217.34
  4. Step 4: Simplify right side
    2,313.54x = 4,221,187.32
  5. Step 5: Solve for x
    x = 4,221,187.32/2,313.54
  6. Step 6: Final answer
    x = 1,824.56

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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.