Home / 3,277.88-4,904.99-2,821.17

Finding the Fourth Proportional to 3,277.88, 4,904.99 and 2,821.17

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Solution

The fourth proportional to 3,277.88, 4,904.99 and 2,821.17 is: 4,221.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.88 : 4,904.99 = 2,821.17 : x
  2. Step 2: Convert to fraction form
    3,277.88/4,904.99 = 2,821.17/x
  3. Step 3: Cross multiply
    3,277.88x = 4,904.99 × 2,821.17
  4. Step 4: Simplify right side
    3,277.88x = 13,837,817.69
  5. Step 5: Solve for x
    x = 13,837,817.69/3,277.88
  6. Step 6: Final answer
    x = 4,221.57

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1.5x scale

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.