Home / 1,745.18-2,618.99-1,197.89

Finding the Fourth Proportional to 1,745.18, 2,618.99 and 1,197.89

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Solution

The fourth proportional to 1,745.18, 2,618.99 and 1,197.89 is: 1,797.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745.18 : 2,618.99 = 1,197.89 : x
  2. Step 2: Convert to fraction form
    1,745.18/2,618.99 = 1,197.89/x
  3. Step 3: Cross multiply
    1,745.18x = 2,618.99 × 1,197.89
  4. Step 4: Simplify right side
    1,745.18x = 3,137,255.94
  5. Step 5: Solve for x
    x = 3,137,255.94/1,745.18
  6. Step 6: Final answer
    x = 1,797.67

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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.