Home / 8,028.48-12,040.32-2,762.60

Finding the Fourth Proportional to 8,028.48, 12,040.32 and 2,762.60

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Solution

The fourth proportional to 8,028.48, 12,040.32 and 2,762.60 is: 4,143.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.48 : 12,040.32 = 2,762.60 : x
  2. Step 2: Convert to fraction form
    8,028.48/12,040.32 = 2,762.60/x
  3. Step 3: Cross multiply
    8,028.48x = 12,040.32 × 2,762.60
  4. Step 4: Simplify right side
    8,028.48x = 33,262,527.83
  5. Step 5: Solve for x
    x = 33,262,527.83/8,028.48
  6. Step 6: Final answer
    x = 4,143.07

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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.