Home / 6,668.42-10,007.05-2,772.82

Finding the Fourth Proportional to 6,668.42, 10,007.05 and 2,772.82

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Solution

The fourth proportional to 6,668.42, 10,007.05 and 2,772.82 is: 4,161.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,668.42 : 10,007.05 = 2,772.82 : x
  2. Step 2: Convert to fraction form
    6,668.42/10,007.05 = 2,772.82/x
  3. Step 3: Cross multiply
    6,668.42x = 10,007.05 × 2,772.82
  4. Step 4: Simplify right side
    6,668.42x = 27,747,748.38
  5. Step 5: Solve for x
    x = 27,747,748.38/6,668.42
  6. Step 6: Final answer
    x = 4,161.07

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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.