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Finding the Fourth Proportional to 1,816.70, 2,723.22 and 1,598.00

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Solution

The fourth proportional to 1,816.70, 2,723.22 and 1,598.00 is: 2,395.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816.70 : 2,723.22 = 1,598.00 : x
  2. Step 2: Convert to fraction form
    1,816.70/2,723.22 = 1,598.00/x
  3. Step 3: Cross multiply
    1,816.70x = 2,723.22 × 1,598.00
  4. Step 4: Simplify right side
    1,816.70x = 4,351,691.94
  5. Step 5: Solve for x
    x = 4,351,691.94/1,816.70
  6. Step 6: Final answer
    x = 2,395.39

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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.