Home / 3,277.49-4,919.74-1,817.87

Finding the Fourth Proportional to 3,277.49, 4,919.74 and 1,817.87

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Solution

The fourth proportional to 3,277.49, 4,919.74 and 1,817.87 is: 2,728.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.49 : 4,919.74 = 1,817.87 : x
  2. Step 2: Convert to fraction form
    3,277.49/4,919.74 = 1,817.87/x
  3. Step 3: Cross multiply
    3,277.49x = 4,919.74 × 1,817.87
  4. Step 4: Simplify right side
    3,277.49x = 8,943,418.61
  5. Step 5: Solve for x
    x = 8,943,418.61/3,277.49
  6. Step 6: Final answer
    x = 2,728.74

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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.