Home / 2,994.37-4,131.75-1,668.07

Finding the Fourth Proportional to 2,994.37, 4,131.75 and 1,668.07

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Solution

The fourth proportional to 2,994.37, 4,131.75 and 1,668.07 is: 2,301.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,994.37 : 4,131.75 = 1,668.07 : x
  2. Step 2: Convert to fraction form
    2,994.37/4,131.75 = 1,668.07/x
  3. Step 3: Cross multiply
    2,994.37x = 4,131.75 × 1,668.07
  4. Step 4: Simplify right side
    2,994.37x = 6,892,048.22
  5. Step 5: Solve for x
    x = 6,892,048.22/2,994.37
  6. Step 6: Final answer
    x = 2,301.67

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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.