Home / 2,027.72-3,042.86-2,011.24

Finding the Fourth Proportional to 2,027.72, 3,042.86 and 2,011.24

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Solution

The fourth proportional to 2,027.72, 3,042.86 and 2,011.24 is: 3,018.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.72 : 3,042.86 = 2,011.24 : x
  2. Step 2: Convert to fraction form
    2,027.72/3,042.86 = 2,011.24/x
  3. Step 3: Cross multiply
    2,027.72x = 3,042.86 × 2,011.24
  4. Step 4: Simplify right side
    2,027.72x = 6,119,921.75
  5. Step 5: Solve for x
    x = 6,119,921.75/2,027.72
  6. Step 6: Final answer
    x = 3,018.13

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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.