Home / 5,981.28-8,976.06-3,486.60

Finding the Fourth Proportional to 5,981.28, 8,976.06 and 3,486.60

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Solution

The fourth proportional to 5,981.28, 8,976.06 and 3,486.60 is: 5,232.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,981.28 : 8,976.06 = 3,486.60 : x
  2. Step 2: Convert to fraction form
    5,981.28/8,976.06 = 3,486.60/x
  3. Step 3: Cross multiply
    5,981.28x = 8,976.06 × 3,486.60
  4. Step 4: Simplify right side
    5,981.28x = 31,295,930.80
  5. Step 5: Solve for x
    x = 31,295,930.80/5,981.28
  6. Step 6: Final answer
    x = 5,232.31

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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.