Home / 3,276.99-4,912.29-2,103.71

Finding the Fourth Proportional to 3,276.99, 4,912.29 and 2,103.71

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Solution

The fourth proportional to 3,276.99, 4,912.29 and 2,103.71 is: 3,153.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.99 : 4,912.29 = 2,103.71 : x
  2. Step 2: Convert to fraction form
    3,276.99/4,912.29 = 2,103.71/x
  3. Step 3: Cross multiply
    3,276.99x = 4,912.29 × 2,103.71
  4. Step 4: Simplify right side
    3,276.99x = 10,334,009.03
  5. Step 5: Solve for x
    x = 10,334,009.03/3,276.99
  6. Step 6: Final answer
    x = 3,153.51

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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.