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Finding the Fourth Proportional to 1,850.94, 2,773.53 and 1,165.50

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Solution

The fourth proportional to 1,850.94, 2,773.53 and 1,165.50 is: 1,746.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.94 : 2,773.53 = 1,165.50 : x
  2. Step 2: Convert to fraction form
    1,850.94/2,773.53 = 1,165.50/x
  3. Step 3: Cross multiply
    1,850.94x = 2,773.53 × 1,165.50
  4. Step 4: Simplify right side
    1,850.94x = 3,232,549.22
  5. Step 5: Solve for x
    x = 3,232,549.22/1,850.94
  6. Step 6: Final answer
    x = 1,746.44

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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.