Home / 4,459.80-6,687.73-2,379.42

Finding the Fourth Proportional to 4,459.80, 6,687.73 and 2,379.42

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Solution

The fourth proportional to 4,459.80, 6,687.73 and 2,379.42 is: 3,568.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,459.80 : 6,687.73 = 2,379.42 : x
  2. Step 2: Convert to fraction form
    4,459.80/6,687.73 = 2,379.42/x
  3. Step 3: Cross multiply
    4,459.80x = 6,687.73 × 2,379.42
  4. Step 4: Simplify right side
    4,459.80x = 15,912,918.52
  5. Step 5: Solve for x
    x = 15,912,918.52/4,459.80
  6. Step 6: Final answer
    x = 3,568.08

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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.