Home / 4,858.45-7,290.91-2,668.71

Finding the Fourth Proportional to 4,858.45, 7,290.91 and 2,668.71

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Solution

The fourth proportional to 4,858.45, 7,290.91 and 2,668.71 is: 4,004.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858.45 : 7,290.91 = 2,668.71 : x
  2. Step 2: Convert to fraction form
    4,858.45/7,290.91 = 2,668.71/x
  3. Step 3: Cross multiply
    4,858.45x = 7,290.91 × 2,668.71
  4. Step 4: Simplify right side
    4,858.45x = 19,457,324.43
  5. Step 5: Solve for x
    x = 19,457,324.43/4,858.45
  6. Step 6: Final answer
    x = 4,004.84

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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.