Home / 2,664.06-3,672.69-1,668.67

Finding the Fourth Proportional to 2,664.06, 3,672.69 and 1,668.67

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Solution

The fourth proportional to 2,664.06, 3,672.69 and 1,668.67 is: 2,300.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664.06 : 3,672.69 = 1,668.67 : x
  2. Step 2: Convert to fraction form
    2,664.06/3,672.69 = 1,668.67/x
  3. Step 3: Cross multiply
    2,664.06x = 3,672.69 × 1,668.67
  4. Step 4: Simplify right side
    2,664.06x = 6,128,501.57
  5. Step 5: Solve for x
    x = 6,128,501.57/2,664.06
  6. Step 6: Final answer
    x = 2,300.44

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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.