Home / 3,271.24-4,907.31-1,517.95

Finding the Fourth Proportional to 3,271.24, 4,907.31 and 1,517.95

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Solution

The fourth proportional to 3,271.24, 4,907.31 and 1,517.95 is: 2,277.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.24 : 4,907.31 = 1,517.95 : x
  2. Step 2: Convert to fraction form
    3,271.24/4,907.31 = 1,517.95/x
  3. Step 3: Cross multiply
    3,271.24x = 4,907.31 × 1,517.95
  4. Step 4: Simplify right side
    3,271.24x = 7,449,051.21
  5. Step 5: Solve for x
    x = 7,449,051.21/3,271.24
  6. Step 6: Final answer
    x = 2,277.13

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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.