Home / 1,823.79-2,735.66-1,237.34

Finding the Fourth Proportional to 1,823.79, 2,735.66 and 1,237.34

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Solution

The fourth proportional to 1,823.79, 2,735.66 and 1,237.34 is: 1,855.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.79 : 2,735.66 = 1,237.34 : x
  2. Step 2: Convert to fraction form
    1,823.79/2,735.66 = 1,237.34/x
  3. Step 3: Cross multiply
    1,823.79x = 2,735.66 × 1,237.34
  4. Step 4: Simplify right side
    1,823.79x = 3,384,936.09
  5. Step 5: Solve for x
    x = 3,384,936.09/1,823.79
  6. Step 6: Final answer
    x = 1,855.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.