Home / 6,828.44-10,235.28-3,311

Finding the Fourth Proportional to 6,828.44, 10,235.28 and 3,311

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Solution

The fourth proportional to 6,828.44, 10,235.28 and 3,311 is: 4,962.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828.44 : 10,235.28 = 3,311 : x
  2. Step 2: Convert to fraction form
    6,828.44/10,235.28 = 3,311/x
  3. Step 3: Cross multiply
    6,828.44x = 10,235.28 × 3,311
  4. Step 4: Simplify right side
    6,828.44x = 33,889,012.08
  5. Step 5: Solve for x
    x = 33,889,012.08/6,828.44
  6. Step 6: Final answer
    x = 4,962.92

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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.