Home / 4,788.46-7,182.61-1,668.41

Finding the Fourth Proportional to 4,788.46, 7,182.61 and 1,668.41

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Solution

The fourth proportional to 4,788.46, 7,182.61 and 1,668.41 is: 2,502.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788.46 : 7,182.61 = 1,668.41 : x
  2. Step 2: Convert to fraction form
    4,788.46/7,182.61 = 1,668.41/x
  3. Step 3: Cross multiply
    4,788.46x = 7,182.61 × 1,668.41
  4. Step 4: Simplify right side
    4,788.46x = 11,983,525.20
  5. Step 5: Solve for x
    x = 11,983,525.20/4,788.46
  6. Step 6: Final answer
    x = 2,502.58

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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.