Home / 3,564.67-4,919.37-1,992.86

Finding the Fourth Proportional to 3,564.67, 4,919.37 and 1,992.86

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Solution

The fourth proportional to 3,564.67, 4,919.37 and 1,992.86 is: 2,750.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.67 : 4,919.37 = 1,992.86 : x
  2. Step 2: Convert to fraction form
    3,564.67/4,919.37 = 1,992.86/x
  3. Step 3: Cross multiply
    3,564.67x = 4,919.37 × 1,992.86
  4. Step 4: Simplify right side
    3,564.67x = 9,803,615.70
  5. Step 5: Solve for x
    x = 9,803,615.70/3,564.67
  6. Step 6: Final answer
    x = 2,750.22

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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.