Home / 2,664.20-3,676.66-1,485.24

Finding the Fourth Proportional to 2,664.20, 3,676.66 and 1,485.24

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Solution

The fourth proportional to 2,664.20, 3,676.66 and 1,485.24 is: 2,049.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664.20 : 3,676.66 = 1,485.24 : x
  2. Step 2: Convert to fraction form
    2,664.20/3,676.66 = 1,485.24/x
  3. Step 3: Cross multiply
    2,664.20x = 3,676.66 × 1,485.24
  4. Step 4: Simplify right side
    2,664.20x = 5,460,722.50
  5. Step 5: Solve for x
    x = 5,460,722.50/2,664.20
  6. Step 6: Final answer
    x = 2,049.67

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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.