Home / 2,850.63-4,277.96-1,119.25

Finding the Fourth Proportional to 2,850.63, 4,277.96 and 1,119.25

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Solution

The fourth proportional to 2,850.63, 4,277.96 and 1,119.25 is: 1,679.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850.63 : 4,277.96 = 1,119.25 : x
  2. Step 2: Convert to fraction form
    2,850.63/4,277.96 = 1,119.25/x
  3. Step 3: Cross multiply
    2,850.63x = 4,277.96 × 1,119.25
  4. Step 4: Simplify right side
    2,850.63x = 4,788,106.73
  5. Step 5: Solve for x
    x = 4,788,106.73/2,850.63
  6. Step 6: Final answer
    x = 1,679.67

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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.