Home / 2,668.37-4,007.73-2,175.14

Finding the Fourth Proportional to 2,668.37, 4,007.73 and 2,175.14

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Solution

The fourth proportional to 2,668.37, 4,007.73 and 2,175.14 is: 3,266.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668.37 : 4,007.73 = 2,175.14 : x
  2. Step 2: Convert to fraction form
    2,668.37/4,007.73 = 2,175.14/x
  3. Step 3: Cross multiply
    2,668.37x = 4,007.73 × 2,175.14
  4. Step 4: Simplify right side
    2,668.37x = 8,717,353.79
  5. Step 5: Solve for x
    x = 8,717,353.79/2,668.37
  6. Step 6: Final answer
    x = 3,266.93

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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.