Home / 6,828.82-10,243.23-1,898.46

Finding the Fourth Proportional to 6,828.82, 10,243.23 and 1,898.46

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Solution

The fourth proportional to 6,828.82, 10,243.23 and 1,898.46 is: 2,847.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828.82 : 10,243.23 = 1,898.46 : x
  2. Step 2: Convert to fraction form
    6,828.82/10,243.23 = 1,898.46/x
  3. Step 3: Cross multiply
    6,828.82x = 10,243.23 × 1,898.46
  4. Step 4: Simplify right side
    6,828.82x = 19,446,355.31
  5. Step 5: Solve for x
    x = 19,446,355.31/6,828.82
  6. Step 6: Final answer
    x = 2,847.69

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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.