Home / 2,027.47-3,040.05-1,206.32

Finding the Fourth Proportional to 2,027.47, 3,040.05 and 1,206.32

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Solution

The fourth proportional to 2,027.47, 3,040.05 and 1,206.32 is: 1,808.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.47 : 3,040.05 = 1,206.32 : x
  2. Step 2: Convert to fraction form
    2,027.47/3,040.05 = 1,206.32/x
  3. Step 3: Cross multiply
    2,027.47x = 3,040.05 × 1,206.32
  4. Step 4: Simplify right side
    2,027.47x = 3,667,273.12
  5. Step 5: Solve for x
    x = 3,667,273.12/2,027.47
  6. Step 6: Final answer
    x = 1,808.79

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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.