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Finding the Fourth Proportional to 2,183.01, 3,274.47 and 884.45

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Solution

The fourth proportional to 2,183.01, 3,274.47 and 884.45 is: 1,326.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.01 : 3,274.47 = 884.45 : x
  2. Step 2: Convert to fraction form
    2,183.01/3,274.47 = 884.45/x
  3. Step 3: Cross multiply
    2,183.01x = 3,274.47 × 884.45
  4. Step 4: Simplify right side
    2,183.01x = 2,896,088.62
  5. Step 5: Solve for x
    x = 2,896,088.62/2,183.01
  6. Step 6: Final answer
    x = 1,326.65

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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.