Home / 4,263.33-6,398.64-1,668.09

Finding the Fourth Proportional to 4,263.33, 6,398.64 and 1,668.09

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Solution

The fourth proportional to 4,263.33, 6,398.64 and 1,668.09 is: 2,503.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.33 : 6,398.64 = 1,668.09 : x
  2. Step 2: Convert to fraction form
    4,263.33/6,398.64 = 1,668.09/x
  3. Step 3: Cross multiply
    4,263.33x = 6,398.64 × 1,668.09
  4. Step 4: Simplify right side
    4,263.33x = 10,673,507.40
  5. Step 5: Solve for x
    x = 10,673,507.40/4,263.33
  6. Step 6: Final answer
    x = 2,503.56

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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.