Home / 1,836.93-2,756.07-850.22

Finding the Fourth Proportional to 1,836.93, 2,756.07 and 850.22

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Solution

The fourth proportional to 1,836.93, 2,756.07 and 850.22 is: 1,275.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836.93 : 2,756.07 = 850.22 : x
  2. Step 2: Convert to fraction form
    1,836.93/2,756.07 = 850.22/x
  3. Step 3: Cross multiply
    1,836.93x = 2,756.07 × 850.22
  4. Step 4: Simplify right side
    1,836.93x = 2,343,252.06
  5. Step 5: Solve for x
    x = 2,343,252.06/1,836.93
  6. Step 6: Final answer
    x = 1,275.63

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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.