Home / 4,228.37-6,342.63-2,485.61

Finding the Fourth Proportional to 4,228.37, 6,342.63 and 2,485.61

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Solution

The fourth proportional to 4,228.37, 6,342.63 and 2,485.61 is: 3,728.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.37 : 6,342.63 = 2,485.61 : x
  2. Step 2: Convert to fraction form
    4,228.37/6,342.63 = 2,485.61/x
  3. Step 3: Cross multiply
    4,228.37x = 6,342.63 × 2,485.61
  4. Step 4: Simplify right side
    4,228.37x = 15,765,305.95
  5. Step 5: Solve for x
    x = 15,765,305.95/4,228.37
  6. Step 6: Final answer
    x = 3,728.46

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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.