Home / 7,723.13-11,584.70-3,106.13

Finding the Fourth Proportional to 7,723.13, 11,584.70 and 3,106.13

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Solution

The fourth proportional to 7,723.13, 11,584.70 and 3,106.13 is: 4,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.13 : 11,584.70 = 3,106.13 : x
  2. Step 2: Convert to fraction form
    7,723.13/11,584.70 = 3,106.13/x
  3. Step 3: Cross multiply
    7,723.13x = 11,584.70 × 3,106.13
  4. Step 4: Simplify right side
    7,723.13x = 35,983,584.21
  5. Step 5: Solve for x
    x = 35,983,584.21/7,723.13
  6. Step 6: Final answer
    x = 4,659.20

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Similar ratio
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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.