Home / 3,028.90-4,540.86-1,568.46

Finding the Fourth Proportional to 3,028.90, 4,540.86 and 1,568.46

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Solution

The fourth proportional to 3,028.90, 4,540.86 and 1,568.46 is: 2,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.90 : 4,540.86 = 1,568.46 : x
  2. Step 2: Convert to fraction form
    3,028.90/4,540.86 = 1,568.46/x
  3. Step 3: Cross multiply
    3,028.90x = 4,540.86 × 1,568.46
  4. Step 4: Simplify right side
    3,028.90x = 7,122,157.28
  5. Step 5: Solve for x
    x = 7,122,157.28/3,028.90
  6. Step 6: Final answer
    x = 2,351.40

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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.