Home / 6,826.68-10,236.78-2,929.50

Finding the Fourth Proportional to 6,826.68, 10,236.78 and 2,929.50

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Solution

The fourth proportional to 6,826.68, 10,236.78 and 2,929.50 is: 4,392.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,826.68 : 10,236.78 = 2,929.50 : x
  2. Step 2: Convert to fraction form
    6,826.68/10,236.78 = 2,929.50/x
  3. Step 3: Cross multiply
    6,826.68x = 10,236.78 × 2,929.50
  4. Step 4: Simplify right side
    6,826.68x = 29,988,647.01
  5. Step 5: Solve for x
    x = 29,988,647.01/6,826.68
  6. Step 6: Final answer
    x = 4,392.86

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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.