Home / 6,824.61-10,235.07-2,928.11

Finding the Fourth Proportional to 6,824.61, 10,235.07 and 2,928.11

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Solution

The fourth proportional to 6,824.61, 10,235.07 and 2,928.11 is: 4,391.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,824.61 : 10,235.07 = 2,928.11 : x
  2. Step 2: Convert to fraction form
    6,824.61/10,235.07 = 2,928.11/x
  3. Step 3: Cross multiply
    6,824.61x = 10,235.07 × 2,928.11
  4. Step 4: Simplify right side
    6,824.61x = 29,969,359.64
  5. Step 5: Solve for x
    x = 29,969,359.64/6,824.61
  6. Step 6: Final answer
    x = 4,391.37

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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.