Home / 7,769.46-11,643.81-2,834.46

Finding the Fourth Proportional to 7,769.46, 11,643.81 and 2,834.46

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Solution

The fourth proportional to 7,769.46, 11,643.81 and 2,834.46 is: 4,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,769.46 : 11,643.81 = 2,834.46 : x
  2. Step 2: Convert to fraction form
    7,769.46/11,643.81 = 2,834.46/x
  3. Step 3: Cross multiply
    7,769.46x = 11,643.81 × 2,834.46
  4. Step 4: Simplify right side
    7,769.46x = 33,003,913.69
  5. Step 5: Solve for x
    x = 33,003,913.69/7,769.46
  6. Step 6: Final answer
    x = 4,247.90

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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.