Home / 3,203.68-4,805.62-1,012.58

Finding the Fourth Proportional to 3,203.68, 4,805.62 and 1,012.58

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Solution

The fourth proportional to 3,203.68, 4,805.62 and 1,012.58 is: 1,518.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203.68 : 4,805.62 = 1,012.58 : x
  2. Step 2: Convert to fraction form
    3,203.68/4,805.62 = 1,012.58/x
  3. Step 3: Cross multiply
    3,203.68x = 4,805.62 × 1,012.58
  4. Step 4: Simplify right side
    3,203.68x = 4,866,074.70
  5. Step 5: Solve for x
    x = 4,866,074.70/3,203.68
  6. Step 6: Final answer
    x = 1,518.90

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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.