Home / 2,019.51-3,027.44-1,042.65

Finding the Fourth Proportional to 2,019.51, 3,027.44 and 1,042.65

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Solution

The fourth proportional to 2,019.51, 3,027.44 and 1,042.65 is: 1,563.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019.51 : 3,027.44 = 1,042.65 : x
  2. Step 2: Convert to fraction form
    2,019.51/3,027.44 = 1,042.65/x
  3. Step 3: Cross multiply
    2,019.51x = 3,027.44 × 1,042.65
  4. Step 4: Simplify right side
    2,019.51x = 3,156,560.32
  5. Step 5: Solve for x
    x = 3,156,560.32/2,019.51
  6. Step 6: Final answer
    x = 1,563.03

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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.