Home / 3,664.50-5,485.78-2,495.67

Finding the Fourth Proportional to 3,664.50, 5,485.78 and 2,495.67

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Solution

The fourth proportional to 3,664.50, 5,485.78 and 2,495.67 is: 3,736.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.50 : 5,485.78 = 2,495.67 : x
  2. Step 2: Convert to fraction form
    3,664.50/5,485.78 = 2,495.67/x
  3. Step 3: Cross multiply
    3,664.50x = 5,485.78 × 2,495.67
  4. Step 4: Simplify right side
    3,664.50x = 13,690,696.57
  5. Step 5: Solve for x
    x = 13,690,696.57/3,664.50
  6. Step 6: Final answer
    x = 3,736.03

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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.