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Finding the Fourth Proportional to 2,668.04, 4,002.07 and 1,749.41

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Solution

The fourth proportional to 2,668.04, 4,002.07 and 1,749.41 is: 2,624.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668.04 : 4,002.07 = 1,749.41 : x
  2. Step 2: Convert to fraction form
    2,668.04/4,002.07 = 1,749.41/x
  3. Step 3: Cross multiply
    2,668.04x = 4,002.07 × 1,749.41
  4. Step 4: Simplify right side
    2,668.04x = 7,001,241.27
  5. Step 5: Solve for x
    x = 7,001,241.27/2,668.04
  6. Step 6: Final answer
    x = 2,624.12

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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.