Home / 5,745.76-8,619.63-2,824.36

Finding the Fourth Proportional to 5,745.76, 8,619.63 and 2,824.36

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Solution

The fourth proportional to 5,745.76, 8,619.63 and 2,824.36 is: 4,237.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745.76 : 8,619.63 = 2,824.36 : x
  2. Step 2: Convert to fraction form
    5,745.76/8,619.63 = 2,824.36/x
  3. Step 3: Cross multiply
    5,745.76x = 8,619.63 × 2,824.36
  4. Step 4: Simplify right side
    5,745.76x = 24,344,938.19
  5. Step 5: Solve for x
    x = 24,344,938.19/5,745.76
  6. Step 6: Final answer
    x = 4,237.03

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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.