Home / 2,716.35-4,071.75-1,072.23

Finding the Fourth Proportional to 2,716.35, 4,071.75 and 1,072.23

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Solution

The fourth proportional to 2,716.35, 4,071.75 and 1,072.23 is: 1,607.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716.35 : 4,071.75 = 1,072.23 : x
  2. Step 2: Convert to fraction form
    2,716.35/4,071.75 = 1,072.23/x
  3. Step 3: Cross multiply
    2,716.35x = 4,071.75 × 1,072.23
  4. Step 4: Simplify right side
    2,716.35x = 4,365,852.50
  5. Step 5: Solve for x
    x = 4,365,852.50/2,716.35
  6. Step 6: Final answer
    x = 1,607.25

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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.