Home / 2,749.30-4,125.15-1,362.67

Finding the Fourth Proportional to 2,749.30, 4,125.15 and 1,362.67

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Solution

The fourth proportional to 2,749.30, 4,125.15 and 1,362.67 is: 2,044.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.30 : 4,125.15 = 1,362.67 : x
  2. Step 2: Convert to fraction form
    2,749.30/4,125.15 = 1,362.67/x
  3. Step 3: Cross multiply
    2,749.30x = 4,125.15 × 1,362.67
  4. Step 4: Simplify right side
    2,749.30x = 5,621,218.15
  5. Step 5: Solve for x
    x = 5,621,218.15/2,749.30
  6. Step 6: Final answer
    x = 2,044.60

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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.