Home / 3,027.90-4,543.01-1,180.31

Finding the Fourth Proportional to 3,027.90, 4,543.01 and 1,180.31

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Solution

The fourth proportional to 3,027.90, 4,543.01 and 1,180.31 is: 1,770.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.90 : 4,543.01 = 1,180.31 : x
  2. Step 2: Convert to fraction form
    3,027.90/4,543.01 = 1,180.31/x
  3. Step 3: Cross multiply
    3,027.90x = 4,543.01 × 1,180.31
  4. Step 4: Simplify right side
    3,027.90x = 5,362,174.44
  5. Step 5: Solve for x
    x = 5,362,174.44/3,027.90
  6. Step 6: Final answer
    x = 1,770.92

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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.