Home / 2,914.88-4,022.40-1,736.08

Finding the Fourth Proportional to 2,914.88, 4,022.40 and 1,736.08

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Solution

The fourth proportional to 2,914.88, 4,022.40 and 1,736.08 is: 2,395.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914.88 : 4,022.40 = 1,736.08 : x
  2. Step 2: Convert to fraction form
    2,914.88/4,022.40 = 1,736.08/x
  3. Step 3: Cross multiply
    2,914.88x = 4,022.40 × 1,736.08
  4. Step 4: Simplify right side
    2,914.88x = 6,983,208.19
  5. Step 5: Solve for x
    x = 6,983,208.19/2,914.88
  6. Step 6: Final answer
    x = 2,395.71

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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.