Home / 2,750.07-3,797.96-2,113.95

Finding the Fourth Proportional to 2,750.07, 3,797.96 and 2,113.95

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Solution

The fourth proportional to 2,750.07, 3,797.96 and 2,113.95 is: 2,919.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.07 : 3,797.96 = 2,113.95 : x
  2. Step 2: Convert to fraction form
    2,750.07/3,797.96 = 2,113.95/x
  3. Step 3: Cross multiply
    2,750.07x = 3,797.96 × 2,113.95
  4. Step 4: Simplify right side
    2,750.07x = 8,028,686.97
  5. Step 5: Solve for x
    x = 8,028,686.97/2,750.07
  6. Step 6: Final answer
    x = 2,919.45

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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.