Home / 3,097.31-4,274.54-1,771.44

Finding the Fourth Proportional to 3,097.31, 4,274.54 and 1,771.44

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Solution

The fourth proportional to 3,097.31, 4,274.54 and 1,771.44 is: 2,444.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097.31 : 4,274.54 = 1,771.44 : x
  2. Step 2: Convert to fraction form
    3,097.31/4,274.54 = 1,771.44/x
  3. Step 3: Cross multiply
    3,097.31x = 4,274.54 × 1,771.44
  4. Step 4: Simplify right side
    3,097.31x = 7,572,072.89
  5. Step 5: Solve for x
    x = 7,572,072.89/3,097.31
  6. Step 6: Final answer
    x = 2,444.73

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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.