Home / 2,994.39-4,132.38-1,668.09

Finding the Fourth Proportional to 2,994.39, 4,132.38 and 1,668.09

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Solution

The fourth proportional to 2,994.39, 4,132.38 and 1,668.09 is: 2,302.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,994.39 : 4,132.38 = 1,668.09 : x
  2. Step 2: Convert to fraction form
    2,994.39/4,132.38 = 1,668.09/x
  3. Step 3: Cross multiply
    2,994.39x = 4,132.38 × 1,668.09
  4. Step 4: Simplify right side
    2,994.39x = 6,893,174.50
  5. Step 5: Solve for x
    x = 6,893,174.50/2,994.39
  6. Step 6: Final answer
    x = 2,302.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.