Home / 4,668.60-6,443.94-2,679.33

Finding the Fourth Proportional to 4,668.60, 6,443.94 and 2,679.33

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Solution

The fourth proportional to 4,668.60, 6,443.94 and 2,679.33 is: 3,698.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.60 : 6,443.94 = 2,679.33 : x
  2. Step 2: Convert to fraction form
    4,668.60/6,443.94 = 2,679.33/x
  3. Step 3: Cross multiply
    4,668.60x = 6,443.94 × 2,679.33
  4. Step 4: Simplify right side
    4,668.60x = 17,265,441.76
  5. Step 5: Solve for x
    x = 17,265,441.76/4,668.60
  6. Step 6: Final answer
    x = 3,698.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.