Home / 2,183.04-3,274.62-722.06

Finding the Fourth Proportional to 2,183.04, 3,274.62 and 722.06

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Solution

The fourth proportional to 2,183.04, 3,274.62 and 722.06 is: 1,083.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.04 : 3,274.62 = 722.06 : x
  2. Step 2: Convert to fraction form
    2,183.04/3,274.62 = 722.06/x
  3. Step 3: Cross multiply
    2,183.04x = 3,274.62 × 722.06
  4. Step 4: Simplify right side
    2,183.04x = 2,364,472.12
  5. Step 5: Solve for x
    x = 2,364,472.12/2,183.04
  6. Step 6: Final answer
    x = 1,083.11

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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.