Home / 2,850.23-4,274.80-1,207.93

Finding the Fourth Proportional to 2,850.23, 4,274.80 and 1,207.93

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Solution

The fourth proportional to 2,850.23, 4,274.80 and 1,207.93 is: 1,811.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850.23 : 4,274.80 = 1,207.93 : x
  2. Step 2: Convert to fraction form
    2,850.23/4,274.80 = 1,207.93/x
  3. Step 3: Cross multiply
    2,850.23x = 4,274.80 × 1,207.93
  4. Step 4: Simplify right side
    2,850.23x = 5,163,669.85
  5. Step 5: Solve for x
    x = 5,163,669.85/2,850.23
  6. Step 6: Final answer
    x = 1,811.67

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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.