Home / 2,750.05-3,793.69-1,964.55

Finding the Fourth Proportional to 2,750.05, 3,793.69 and 1,964.55

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Solution

The fourth proportional to 2,750.05, 3,793.69 and 1,964.55 is: 2,710.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.05 : 3,793.69 = 1,964.55 : x
  2. Step 2: Convert to fraction form
    2,750.05/3,793.69 = 1,964.55/x
  3. Step 3: Cross multiply
    2,750.05x = 3,793.69 × 1,964.55
  4. Step 4: Simplify right side
    2,750.05x = 7,452,899.32
  5. Step 5: Solve for x
    x = 7,452,899.32/2,750.05
  6. Step 6: Final answer
    x = 2,710.09

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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.