Home / 4,459.88-6,684.96-3,808.64

Finding the Fourth Proportional to 4,459.88, 6,684.96 and 3,808.64

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Solution

The fourth proportional to 4,459.88, 6,684.96 and 3,808.64 is: 5,708.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,459.88 : 6,684.96 = 3,808.64 : x
  2. Step 2: Convert to fraction form
    4,459.88/6,684.96 = 3,808.64/x
  3. Step 3: Cross multiply
    4,459.88x = 6,684.96 × 3,808.64
  4. Step 4: Simplify right side
    4,459.88x = 25,460,606.05
  5. Step 5: Solve for x
    x = 25,460,606.05/4,459.88
  6. Step 6: Final answer
    x = 5,708.81

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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.