Home / 4,128.51-5,696.96-3,344.43

Finding the Fourth Proportional to 4,128.51, 5,696.96 and 3,344.43

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Solution

The fourth proportional to 4,128.51, 5,696.96 and 3,344.43 is: 4,615.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128.51 : 5,696.96 = 3,344.43 : x
  2. Step 2: Convert to fraction form
    4,128.51/5,696.96 = 3,344.43/x
  3. Step 3: Cross multiply
    4,128.51x = 5,696.96 × 3,344.43
  4. Step 4: Simplify right side
    4,128.51x = 19,053,067.21
  5. Step 5: Solve for x
    x = 19,053,067.21/4,128.51
  6. Step 6: Final answer
    x = 4,615.00

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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.