Home / 6,804.18-10,211.85-3,518.28

Finding the Fourth Proportional to 6,804.18, 10,211.85 and 3,518.28

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Solution

The fourth proportional to 6,804.18, 10,211.85 and 3,518.28 is: 5,280.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,804.18 : 10,211.85 = 3,518.28 : x
  2. Step 2: Convert to fraction form
    6,804.18/10,211.85 = 3,518.28/x
  3. Step 3: Cross multiply
    6,804.18x = 10,211.85 × 3,518.28
  4. Step 4: Simplify right side
    6,804.18x = 35,928,147.62
  5. Step 5: Solve for x
    x = 35,928,147.62/6,804.18
  6. Step 6: Final answer
    x = 5,280.31

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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.