Home / 3,564.48-4,918.98-1,992.57

Finding the Fourth Proportional to 3,564.48, 4,918.98 and 1,992.57

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Solution

The fourth proportional to 3,564.48, 4,918.98 and 1,992.57 is: 2,749.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.48 : 4,918.98 = 1,992.57 : x
  2. Step 2: Convert to fraction form
    3,564.48/4,918.98 = 1,992.57/x
  3. Step 3: Cross multiply
    3,564.48x = 4,918.98 × 1,992.57
  4. Step 4: Simplify right side
    3,564.48x = 9,801,411.98
  5. Step 5: Solve for x
    x = 9,801,411.98/3,564.48
  6. Step 6: Final answer
    x = 2,749.75

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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.