Home / 1,791.09-2,472.07-1,083.22

Finding the Fourth Proportional to 1,791.09, 2,472.07 and 1,083.22

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Solution

The fourth proportional to 1,791.09, 2,472.07 and 1,083.22 is: 1,495.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791.09 : 2,472.07 = 1,083.22 : x
  2. Step 2: Convert to fraction form
    1,791.09/2,472.07 = 1,083.22/x
  3. Step 3: Cross multiply
    1,791.09x = 2,472.07 × 1,083.22
  4. Step 4: Simplify right side
    1,791.09x = 2,677,802.71
  5. Step 5: Solve for x
    x = 2,677,802.71/1,791.09
  6. Step 6: Final answer
    x = 1,495.07

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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.