Home / 2,736.45-3,771.81-1,851.93

Finding the Fourth Proportional to 2,736.45, 3,771.81 and 1,851.93

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Solution

The fourth proportional to 2,736.45, 3,771.81 and 1,851.93 is: 2,552.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.45 : 3,771.81 = 1,851.93 : x
  2. Step 2: Convert to fraction form
    2,736.45/3,771.81 = 1,851.93/x
  3. Step 3: Cross multiply
    2,736.45x = 3,771.81 × 1,851.93
  4. Step 4: Simplify right side
    2,736.45x = 6,985,128.09
  5. Step 5: Solve for x
    x = 6,985,128.09/2,736.45
  6. Step 6: Final answer
    x = 2,552.62

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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.