Home / 3,821.44-5,274.52-2,330.18

Finding the Fourth Proportional to 3,821.44, 5,274.52 and 2,330.18

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Solution

The fourth proportional to 3,821.44, 5,274.52 and 2,330.18 is: 3,216.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821.44 : 5,274.52 = 2,330.18 : x
  2. Step 2: Convert to fraction form
    3,821.44/5,274.52 = 2,330.18/x
  3. Step 3: Cross multiply
    3,821.44x = 5,274.52 × 2,330.18
  4. Step 4: Simplify right side
    3,821.44x = 12,290,542.99
  5. Step 5: Solve for x
    x = 12,290,542.99/3,821.44
  6. Step 6: Final answer
    x = 3,216.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.