Home / 2,786.00-4,154.09-2,709.45

Finding the Fourth Proportional to 2,786.00, 4,154.09 and 2,709.45

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Solution

The fourth proportional to 2,786.00, 4,154.09 and 2,709.45 is: 4,039.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786.00 : 4,154.09 = 2,709.45 : x
  2. Step 2: Convert to fraction form
    2,786.00/4,154.09 = 2,709.45/x
  3. Step 3: Cross multiply
    2,786.00x = 4,154.09 × 2,709.45
  4. Step 4: Simplify right side
    2,786.00x = 11,255,285.60
  5. Step 5: Solve for x
    x = 11,255,285.60/2,786.00
  6. Step 6: Final answer
    x = 4,039.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.