Home / 5,480.37-8,223.30-2,558.07

Finding the Fourth Proportional to 5,480.37, 8,223.30 and 2,558.07

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Solution

The fourth proportional to 5,480.37, 8,223.30 and 2,558.07 is: 3,838.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,480.37 : 8,223.30 = 2,558.07 : x
  2. Step 2: Convert to fraction form
    5,480.37/8,223.30 = 2,558.07/x
  3. Step 3: Cross multiply
    5,480.37x = 8,223.30 × 2,558.07
  4. Step 4: Simplify right side
    5,480.37x = 21,035,777.03
  5. Step 5: Solve for x
    x = 21,035,777.03/5,480.37
  6. Step 6: Final answer
    x = 3,838.39

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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.