Home / 4,027.82-6,040.80-1,430.75

Finding the Fourth Proportional to 4,027.82, 6,040.80 and 1,430.75

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Solution

The fourth proportional to 4,027.82, 6,040.80 and 1,430.75 is: 2,145.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,027.82 : 6,040.80 = 1,430.75 : x
  2. Step 2: Convert to fraction form
    4,027.82/6,040.80 = 1,430.75/x
  3. Step 3: Cross multiply
    4,027.82x = 6,040.80 × 1,430.75
  4. Step 4: Simplify right side
    4,027.82x = 8,642,889.70
  5. Step 5: Solve for x
    x = 8,642,889.70/4,027.82
  6. Step 6: Final answer
    x = 2,145.80

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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.