Home / 3,166.67-4,749.95-1,219.29

Finding the Fourth Proportional to 3,166.67, 4,749.95 and 1,219.29

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Solution

The fourth proportional to 3,166.67, 4,749.95 and 1,219.29 is: 1,828.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.67 : 4,749.95 = 1,219.29 : x
  2. Step 2: Convert to fraction form
    3,166.67/4,749.95 = 1,219.29/x
  3. Step 3: Cross multiply
    3,166.67x = 4,749.95 × 1,219.29
  4. Step 4: Simplify right side
    3,166.67x = 5,791,560.44
  5. Step 5: Solve for x
    x = 5,791,560.44/3,166.67
  6. Step 6: Final answer
    x = 1,828.91

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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.