Home / 2,904.69-4,351.23-1,668.63

Finding the Fourth Proportional to 2,904.69, 4,351.23 and 1,668.63

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Solution

The fourth proportional to 2,904.69, 4,351.23 and 1,668.63 is: 2,499.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,904.69 : 4,351.23 = 1,668.63 : x
  2. Step 2: Convert to fraction form
    2,904.69/4,351.23 = 1,668.63/x
  3. Step 3: Cross multiply
    2,904.69x = 4,351.23 × 1,668.63
  4. Step 4: Simplify right side
    2,904.69x = 7,260,592.91
  5. Step 5: Solve for x
    x = 7,260,592.91/2,904.69
  6. Step 6: Final answer
    x = 2,499.61

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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.