Home / 4,206.82-5,805.20-2,438.98

Finding the Fourth Proportional to 4,206.82, 5,805.20 and 2,438.98

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Solution

The fourth proportional to 4,206.82, 5,805.20 and 2,438.98 is: 3,365.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,206.82 : 5,805.20 = 2,438.98 : x
  2. Step 2: Convert to fraction form
    4,206.82/5,805.20 = 2,438.98/x
  3. Step 3: Cross multiply
    4,206.82x = 5,805.20 × 2,438.98
  4. Step 4: Simplify right side
    4,206.82x = 14,158,766.70
  5. Step 5: Solve for x
    x = 14,158,766.70/4,206.82
  6. Step 6: Final answer
    x = 3,365.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.