Home / 3,028.37-4,539.06-1,385.09

Finding the Fourth Proportional to 3,028.37, 4,539.06 and 1,385.09

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Solution

The fourth proportional to 3,028.37, 4,539.06 and 1,385.09 is: 2,076.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.37 : 4,539.06 = 1,385.09 : x
  2. Step 2: Convert to fraction form
    3,028.37/4,539.06 = 1,385.09/x
  3. Step 3: Cross multiply
    3,028.37x = 4,539.06 × 1,385.09
  4. Step 4: Simplify right side
    3,028.37x = 6,286,983.92
  5. Step 5: Solve for x
    x = 6,286,983.92/3,028.37
  6. Step 6: Final answer
    x = 2,076.03

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1.5x scale

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.