Home / 2,736.63-3,775.62-1,541.43

Finding the Fourth Proportional to 2,736.63, 3,775.62 and 1,541.43

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Solution

The fourth proportional to 2,736.63, 3,775.62 and 1,541.43 is: 2,126.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.63 : 3,775.62 = 1,541.43 : x
  2. Step 2: Convert to fraction form
    2,736.63/3,775.62 = 1,541.43/x
  3. Step 3: Cross multiply
    2,736.63x = 3,775.62 × 1,541.43
  4. Step 4: Simplify right side
    2,736.63x = 5,819,853.94
  5. Step 5: Solve for x
    x = 5,819,853.94/2,736.63
  6. Step 6: Final answer
    x = 2,126.65

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1.5x scale

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.