Home / 6,808.16-10,213.44-3,520.36

Finding the Fourth Proportional to 6,808.16, 10,213.44 and 3,520.36

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Solution

The fourth proportional to 6,808.16, 10,213.44 and 3,520.36 is: 5,281.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,808.16 : 10,213.44 = 3,520.36 : x
  2. Step 2: Convert to fraction form
    6,808.16/10,213.44 = 3,520.36/x
  3. Step 3: Cross multiply
    6,808.16x = 10,213.44 × 3,520.36
  4. Step 4: Simplify right side
    6,808.16x = 35,954,985.64
  5. Step 5: Solve for x
    x = 35,954,985.64/6,808.16
  6. Step 6: Final answer
    x = 5,281.16

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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.