Home / 1,936.41-2,904.57-841.56

Finding the Fourth Proportional to 1,936.41, 2,904.57 and 841.56

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Solution

The fourth proportional to 1,936.41, 2,904.57 and 841.56 is: 1,262.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.41 : 2,904.57 = 841.56 : x
  2. Step 2: Convert to fraction form
    1,936.41/2,904.57 = 841.56/x
  3. Step 3: Cross multiply
    1,936.41x = 2,904.57 × 841.56
  4. Step 4: Simplify right side
    1,936.41x = 2,444,369.93
  5. Step 5: Solve for x
    x = 2,444,369.93/1,936.41
  6. Step 6: Final answer
    x = 1,262.32

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1.5x scale

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.