Home / 3,027.20-4,539.84-1,857.04

Finding the Fourth Proportional to 3,027.20, 4,539.84 and 1,857.04

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Solution

The fourth proportional to 3,027.20, 4,539.84 and 1,857.04 is: 2,784.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.20 : 4,539.84 = 1,857.04 : x
  2. Step 2: Convert to fraction form
    3,027.20/4,539.84 = 1,857.04/x
  3. Step 3: Cross multiply
    3,027.20x = 4,539.84 × 1,857.04
  4. Step 4: Simplify right side
    3,027.20x = 8,430,664.47
  5. Step 5: Solve for x
    x = 8,430,664.47/3,027.20
  6. Step 6: Final answer
    x = 2,784.97

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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.