Home / 6,928.13-10,392.19-2,769.99

Finding the Fourth Proportional to 6,928.13, 10,392.19 and 2,769.99

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Solution

The fourth proportional to 6,928.13, 10,392.19 and 2,769.99 is: 4,154.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,928.13 : 10,392.19 = 2,769.99 : x
  2. Step 2: Convert to fraction form
    6,928.13/10,392.19 = 2,769.99/x
  3. Step 3: Cross multiply
    6,928.13x = 10,392.19 × 2,769.99
  4. Step 4: Simplify right side
    6,928.13x = 28,786,255.45
  5. Step 5: Solve for x
    x = 28,786,255.45/6,928.13
  6. Step 6: Final answer
    x = 4,154.99

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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.