Home / 3,166.90-4,748.92-1,851.92

Finding the Fourth Proportional to 3,166.90, 4,748.92 and 1,851.92

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Solution

The fourth proportional to 3,166.90, 4,748.92 and 1,851.92 is: 2,777.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.90 : 4,748.92 = 1,851.92 : x
  2. Step 2: Convert to fraction form
    3,166.90/4,748.92 = 1,851.92/x
  3. Step 3: Cross multiply
    3,166.90x = 4,748.92 × 1,851.92
  4. Step 4: Simplify right side
    3,166.90x = 8,794,619.93
  5. Step 5: Solve for x
    x = 8,794,619.93/3,166.90
  6. Step 6: Final answer
    x = 2,777.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.