Home / 3,007.02-4,127.60-2,668.04

Finding the Fourth Proportional to 3,007.02, 4,127.60 and 2,668.04

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Solution

The fourth proportional to 3,007.02, 4,127.60 and 2,668.04 is: 3,662.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,007.02 : 4,127.60 = 2,668.04 : x
  2. Step 2: Convert to fraction form
    3,007.02/4,127.60 = 2,668.04/x
  3. Step 3: Cross multiply
    3,007.02x = 4,127.60 × 2,668.04
  4. Step 4: Simplify right side
    3,007.02x = 11,012,567.93
  5. Step 5: Solve for x
    x = 11,012,567.93/3,007.02
  6. Step 6: Final answer
    x = 3,662.29

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.