Home / 3,153.67-4,351.12-1,827.33

Finding the Fourth Proportional to 3,153.67, 4,351.12 and 1,827.33

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Solution

The fourth proportional to 3,153.67, 4,351.12 and 1,827.33 is: 2,521.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.67 : 4,351.12 = 1,827.33 : x
  2. Step 2: Convert to fraction form
    3,153.67/4,351.12 = 1,827.33/x
  3. Step 3: Cross multiply
    3,153.67x = 4,351.12 × 1,827.33
  4. Step 4: Simplify right side
    3,153.67x = 7,950,911.22
  5. Step 5: Solve for x
    x = 7,950,911.22/3,153.67
  6. Step 6: Final answer
    x = 2,521.16

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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.