Home / 3,267.46-4,900.73-1,319.21

Finding the Fourth Proportional to 3,267.46, 4,900.73 and 1,319.21

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Solution

The fourth proportional to 3,267.46, 4,900.73 and 1,319.21 is: 1,978.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267.46 : 4,900.73 = 1,319.21 : x
  2. Step 2: Convert to fraction form
    3,267.46/4,900.73 = 1,319.21/x
  3. Step 3: Cross multiply
    3,267.46x = 4,900.73 × 1,319.21
  4. Step 4: Simplify right side
    3,267.46x = 6,465,079.30
  5. Step 5: Solve for x
    x = 6,465,079.30/3,267.46
  6. Step 6: Final answer
    x = 1,978.62

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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.