Home / 3,823.56-5,735.94-1,225.92

Finding the Fourth Proportional to 3,823.56, 5,735.94 and 1,225.92

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Solution

The fourth proportional to 3,823.56, 5,735.94 and 1,225.92 is: 1,839.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.56 : 5,735.94 = 1,225.92 : x
  2. Step 2: Convert to fraction form
    3,823.56/5,735.94 = 1,225.92/x
  3. Step 3: Cross multiply
    3,823.56x = 5,735.94 × 1,225.92
  4. Step 4: Simplify right side
    3,823.56x = 7,031,803.56
  5. Step 5: Solve for x
    x = 7,031,803.56/3,823.56
  6. Step 6: Final answer
    x = 1,839.07

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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.