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Finding the Fourth Proportional to 1,844.84, 2,764.02 and 1,643.96

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Solution

The fourth proportional to 1,844.84, 2,764.02 and 1,643.96 is: 2,463.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844.84 : 2,764.02 = 1,643.96 : x
  2. Step 2: Convert to fraction form
    1,844.84/2,764.02 = 1,643.96/x
  3. Step 3: Cross multiply
    1,844.84x = 2,764.02 × 1,643.96
  4. Step 4: Simplify right side
    1,844.84x = 4,543,938.32
  5. Step 5: Solve for x
    x = 4,543,938.32/1,844.84
  6. Step 6: Final answer
    x = 2,463.05

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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.