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Finding the Fourth Proportional to 2,668.87, 4,002.76 and 1,500.04

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Solution

The fourth proportional to 2,668.87, 4,002.76 and 1,500.04 is: 2,249.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668.87 : 4,002.76 = 1,500.04 : x
  2. Step 2: Convert to fraction form
    2,668.87/4,002.76 = 1,500.04/x
  3. Step 3: Cross multiply
    2,668.87x = 4,002.76 × 1,500.04
  4. Step 4: Simplify right side
    2,668.87x = 6,004,300.11
  5. Step 5: Solve for x
    x = 6,004,300.11/2,668.87
  6. Step 6: Final answer
    x = 2,249.75

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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.