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Finding the Fourth Proportional to 2,668.04, 4,001.94 and 1,025.36

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Solution

The fourth proportional to 2,668.04, 4,001.94 and 1,025.36 is: 1,537.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668.04 : 4,001.94 = 1,025.36 : x
  2. Step 2: Convert to fraction form
    2,668.04/4,001.94 = 1,025.36/x
  3. Step 3: Cross multiply
    2,668.04x = 4,001.94 × 1,025.36
  4. Step 4: Simplify right side
    2,668.04x = 4,103,429.20
  5. Step 5: Solve for x
    x = 4,103,429.20/2,668.04
  6. Step 6: Final answer
    x = 1,537.99

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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.