Home / 1,933.97-2,670.10-1,271.95

Finding the Fourth Proportional to 1,933.97, 2,670.10 and 1,271.95

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Solution

The fourth proportional to 1,933.97, 2,670.10 and 1,271.95 is: 1,756.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.97 : 2,670.10 = 1,271.95 : x
  2. Step 2: Convert to fraction form
    1,933.97/2,670.10 = 1,271.95/x
  3. Step 3: Cross multiply
    1,933.97x = 2,670.10 × 1,271.95
  4. Step 4: Simplify right side
    1,933.97x = 3,396,213.98
  5. Step 5: Solve for x
    x = 3,396,213.98/1,933.97
  6. Step 6: Final answer
    x = 1,756.08

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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.