Home / 5,622.06-8,436.30-2,289.60

Finding the Fourth Proportional to 5,622.06, 8,436.30 and 2,289.60

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Solution

The fourth proportional to 5,622.06, 8,436.30 and 2,289.60 is: 3,435.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622.06 : 8,436.30 = 2,289.60 : x
  2. Step 2: Convert to fraction form
    5,622.06/8,436.30 = 2,289.60/x
  3. Step 3: Cross multiply
    5,622.06x = 8,436.30 × 2,289.60
  4. Step 4: Simplify right side
    5,622.06x = 19,315,752.48
  5. Step 5: Solve for x
    x = 19,315,752.48/5,622.06
  6. Step 6: Final answer
    x = 3,435.71

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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.