Home / 2,664.09-3,675.24-1,668.87

Finding the Fourth Proportional to 2,664.09, 3,675.24 and 1,668.87

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Solution

The fourth proportional to 2,664.09, 3,675.24 and 1,668.87 is: 2,302.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664.09 : 3,675.24 = 1,668.87 : x
  2. Step 2: Convert to fraction form
    2,664.09/3,675.24 = 1,668.87/x
  3. Step 3: Cross multiply
    2,664.09x = 3,675.24 × 1,668.87
  4. Step 4: Simplify right side
    2,664.09x = 6,133,497.78
  5. Step 5: Solve for x
    x = 6,133,497.78/2,664.09
  6. Step 6: Final answer
    x = 2,302.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.