Home / 6,306.80-9,453.48-3,015.36

Finding the Fourth Proportional to 6,306.80, 9,453.48 and 3,015.36

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Solution

The fourth proportional to 6,306.80, 9,453.48 and 3,015.36 is: 4,519.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,306.80 : 9,453.48 = 3,015.36 : x
  2. Step 2: Convert to fraction form
    6,306.80/9,453.48 = 3,015.36/x
  3. Step 3: Cross multiply
    6,306.80x = 9,453.48 × 3,015.36
  4. Step 4: Simplify right side
    6,306.80x = 28,505,645.45
  5. Step 5: Solve for x
    x = 28,505,645.45/6,306.80
  6. Step 6: Final answer
    x = 4,519.83

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1.5x scale

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.