Home / 3,383.34-4,668.99-1,891.26

Finding the Fourth Proportional to 3,383.34, 4,668.99 and 1,891.26

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Solution

The fourth proportional to 3,383.34, 4,668.99 and 1,891.26 is: 2,609.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383.34 : 4,668.99 = 1,891.26 : x
  2. Step 2: Convert to fraction form
    3,383.34/4,668.99 = 1,891.26/x
  3. Step 3: Cross multiply
    3,383.34x = 4,668.99 × 1,891.26
  4. Step 4: Simplify right side
    3,383.34x = 8,830,274.03
  5. Step 5: Solve for x
    x = 8,830,274.03/3,383.34
  6. Step 6: Final answer
    x = 2,609.93

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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.