Home / 9,107.04-13,659.96-3,839.80

Finding the Fourth Proportional to 9,107.04, 13,659.96 and 3,839.80

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Solution

The fourth proportional to 9,107.04, 13,659.96 and 3,839.80 is: 5,759.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107.04 : 13,659.96 = 3,839.80 : x
  2. Step 2: Convert to fraction form
    9,107.04/13,659.96 = 3,839.80/x
  3. Step 3: Cross multiply
    9,107.04x = 13,659.96 × 3,839.80
  4. Step 4: Simplify right side
    9,107.04x = 52,451,514.41
  5. Step 5: Solve for x
    x = 52,451,514.41/9,107.04
  6. Step 6: Final answer
    x = 5,759.45

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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.