Home / 2,850.28-4,297.34-2,799.25

Finding the Fourth Proportional to 2,850.28, 4,297.34 and 2,799.25

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Solution

The fourth proportional to 2,850.28, 4,297.34 and 2,799.25 is: 4,220.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850.28 : 4,297.34 = 2,799.25 : x
  2. Step 2: Convert to fraction form
    2,850.28/4,297.34 = 2,799.25/x
  3. Step 3: Cross multiply
    2,850.28x = 4,297.34 × 2,799.25
  4. Step 4: Simplify right side
    2,850.28x = 12,029,325.25
  5. Step 5: Solve for x
    x = 12,029,325.25/2,850.28
  6. Step 6: Final answer
    x = 4,220.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.