Home / 5,786.44-7,985.28-3,133.85

Finding the Fourth Proportional to 5,786.44, 7,985.28 and 3,133.85

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Solution

The fourth proportional to 5,786.44, 7,985.28 and 3,133.85 is: 4,324.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,786.44 : 7,985.28 = 3,133.85 : x
  2. Step 2: Convert to fraction form
    5,786.44/7,985.28 = 3,133.85/x
  3. Step 3: Cross multiply
    5,786.44x = 7,985.28 × 3,133.85
  4. Step 4: Simplify right side
    5,786.44x = 25,024,647.17
  5. Step 5: Solve for x
    x = 25,024,647.17/5,786.44
  6. Step 6: Final answer
    x = 4,324.71

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1.5x scale

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.