Home / 2,717.58-4,075.62-962.36

Finding the Fourth Proportional to 2,717.58, 4,075.62 and 962.36

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Solution

The fourth proportional to 2,717.58, 4,075.62 and 962.36 is: 1,443.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.58 : 4,075.62 = 962.36 : x
  2. Step 2: Convert to fraction form
    2,717.58/4,075.62 = 962.36/x
  3. Step 3: Cross multiply
    2,717.58x = 4,075.62 × 962.36
  4. Step 4: Simplify right side
    2,717.58x = 3,922,201.62
  5. Step 5: Solve for x
    x = 3,922,201.62/2,717.58
  6. Step 6: Final answer
    x = 1,443.27

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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.