Home / 6,804.40-10,196.86-3,876.66

Finding the Fourth Proportional to 6,804.40, 10,196.86 and 3,876.66

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Solution

The fourth proportional to 6,804.40, 10,196.86 and 3,876.66 is: 5,809.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,804.40 : 10,196.86 = 3,876.66 : x
  2. Step 2: Convert to fraction form
    6,804.40/10,196.86 = 3,876.66/x
  3. Step 3: Cross multiply
    6,804.40x = 10,196.86 × 3,876.66
  4. Step 4: Simplify right side
    6,804.40x = 39,529,759.29
  5. Step 5: Solve for x
    x = 39,529,759.29/6,804.40
  6. Step 6: Final answer
    x = 5,809.44

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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.