Home / 3,366.84-5,050.42-1,287.02

Finding the Fourth Proportional to 3,366.84, 5,050.42 and 1,287.02

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Solution

The fourth proportional to 3,366.84, 5,050.42 and 1,287.02 is: 1,930.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.84 : 5,050.42 = 1,287.02 : x
  2. Step 2: Convert to fraction form
    3,366.84/5,050.42 = 1,287.02/x
  3. Step 3: Cross multiply
    3,366.84x = 5,050.42 × 1,287.02
  4. Step 4: Simplify right side
    3,366.84x = 6,499,991.55
  5. Step 5: Solve for x
    x = 6,499,991.55/3,366.84
  6. Step 6: Final answer
    x = 1,930.59

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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.