Home / 3,092.20-4,638.73-1,012.36

Finding the Fourth Proportional to 3,092.20, 4,638.73 and 1,012.36

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Solution

The fourth proportional to 3,092.20, 4,638.73 and 1,012.36 is: 1,518.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.20 : 4,638.73 = 1,012.36 : x
  2. Step 2: Convert to fraction form
    3,092.20/4,638.73 = 1,012.36/x
  3. Step 3: Cross multiply
    3,092.20x = 4,638.73 × 1,012.36
  4. Step 4: Simplify right side
    3,092.20x = 4,696,074.77
  5. Step 5: Solve for x
    x = 4,696,074.77/3,092.20
  6. Step 6: Final answer
    x = 1,518.69

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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.