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Finding the Fourth Proportional to 2,668.03, 4,002.04 and 1,436.02

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Solution

The fourth proportional to 2,668.03, 4,002.04 and 1,436.02 is: 2,154.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668.03 : 4,002.04 = 1,436.02 : x
  2. Step 2: Convert to fraction form
    2,668.03/4,002.04 = 1,436.02/x
  3. Step 3: Cross multiply
    2,668.03x = 4,002.04 × 1,436.02
  4. Step 4: Simplify right side
    2,668.03x = 5,747,009.48
  5. Step 5: Solve for x
    x = 5,747,009.48/2,668.03
  6. Step 6: Final answer
    x = 2,154.03

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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.