Home / 2,745.16-3,788.91-1,750.21

Finding the Fourth Proportional to 2,745.16, 3,788.91 and 1,750.21

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Solution

The fourth proportional to 2,745.16, 3,788.91 and 1,750.21 is: 2,415.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745.16 : 3,788.91 = 1,750.21 : x
  2. Step 2: Convert to fraction form
    2,745.16/3,788.91 = 1,750.21/x
  3. Step 3: Cross multiply
    2,745.16x = 3,788.91 × 1,750.21
  4. Step 4: Simplify right side
    2,745.16x = 6,631,388.17
  5. Step 5: Solve for x
    x = 6,631,388.17/2,745.16
  6. Step 6: Final answer
    x = 2,415.67

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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.