Home / 2,675.09-3,691.73-1,653.26

Finding the Fourth Proportional to 2,675.09, 3,691.73 and 1,653.26

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Solution

The fourth proportional to 2,675.09, 3,691.73 and 1,653.26 is: 2,281.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,675.09 : 3,691.73 = 1,653.26 : x
  2. Step 2: Convert to fraction form
    2,675.09/3,691.73 = 1,653.26/x
  3. Step 3: Cross multiply
    2,675.09x = 3,691.73 × 1,653.26
  4. Step 4: Simplify right side
    2,675.09x = 6,103,389.54
  5. Step 5: Solve for x
    x = 6,103,389.54/2,675.09
  6. Step 6: Final answer
    x = 2,281.56

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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.