Home / 3,668.35-5,501.67-1,447.12

Finding the Fourth Proportional to 3,668.35, 5,501.67 and 1,447.12

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Solution

The fourth proportional to 3,668.35, 5,501.67 and 1,447.12 is: 2,170.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668.35 : 5,501.67 = 1,447.12 : x
  2. Step 2: Convert to fraction form
    3,668.35/5,501.67 = 1,447.12/x
  3. Step 3: Cross multiply
    3,668.35x = 5,501.67 × 1,447.12
  4. Step 4: Simplify right side
    3,668.35x = 7,961,576.69
  5. Step 5: Solve for x
    x = 7,961,576.69/3,668.35
  6. Step 6: Final answer
    x = 2,170.34

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1.5x scale

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.