Home / 6,388.50-8,816.94-3,594.54

Finding the Fourth Proportional to 6,388.50, 8,816.94 and 3,594.54

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Solution

The fourth proportional to 6,388.50, 8,816.94 and 3,594.54 is: 4,960.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,388.50 : 8,816.94 = 3,594.54 : x
  2. Step 2: Convert to fraction form
    6,388.50/8,816.94 = 3,594.54/x
  3. Step 3: Cross multiply
    6,388.50x = 8,816.94 × 3,594.54
  4. Step 4: Simplify right side
    6,388.50x = 31,692,843.51
  5. Step 5: Solve for x
    x = 31,692,843.51/6,388.50
  6. Step 6: Final answer
    x = 4,960.92

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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.