Home / 1,668.45-2,495.35-1,362.27

Finding the Fourth Proportional to 1,668.45, 2,495.35 and 1,362.27

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Solution

The fourth proportional to 1,668.45, 2,495.35 and 1,362.27 is: 2,037.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668.45 : 2,495.35 = 1,362.27 : x
  2. Step 2: Convert to fraction form
    1,668.45/2,495.35 = 1,362.27/x
  3. Step 3: Cross multiply
    1,668.45x = 2,495.35 × 1,362.27
  4. Step 4: Simplify right side
    1,668.45x = 3,399,340.44
  5. Step 5: Solve for x
    x = 3,399,340.44/1,668.45
  6. Step 6: Final answer
    x = 2,037.42

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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.