Home / 1,847.14-2,766.39-1,555.54

Finding the Fourth Proportional to 1,847.14, 2,766.39 and 1,555.54

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Solution

The fourth proportional to 1,847.14, 2,766.39 and 1,555.54 is: 2,329.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847.14 : 2,766.39 = 1,555.54 : x
  2. Step 2: Convert to fraction form
    1,847.14/2,766.39 = 1,555.54/x
  3. Step 3: Cross multiply
    1,847.14x = 2,766.39 × 1,555.54
  4. Step 4: Simplify right side
    1,847.14x = 4,303,230.30
  5. Step 5: Solve for x
    x = 4,303,230.30/1,847.14
  6. Step 6: Final answer
    x = 2,329.67

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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.