Home / 1,840.10-2,757.44-1,451.05

Finding the Fourth Proportional to 1,840.10, 2,757.44 and 1,451.05

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Solution

The fourth proportional to 1,840.10, 2,757.44 and 1,451.05 is: 2,174.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840.10 : 2,757.44 = 1,451.05 : x
  2. Step 2: Convert to fraction form
    1,840.10/2,757.44 = 1,451.05/x
  3. Step 3: Cross multiply
    1,840.10x = 2,757.44 × 1,451.05
  4. Step 4: Simplify right side
    1,840.10x = 4,001,180.05
  5. Step 5: Solve for x
    x = 4,001,180.05/1,840.10
  6. Step 6: Final answer
    x = 2,174.44

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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.