Home / 7,027.82-9,696.79-4,196.11

Finding the Fourth Proportional to 7,027.82, 9,696.79 and 4,196.11

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Solution

The fourth proportional to 7,027.82, 9,696.79 and 4,196.11 is: 5,789.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,027.82 : 9,696.79 = 4,196.11 : x
  2. Step 2: Convert to fraction form
    7,027.82/9,696.79 = 4,196.11/x
  3. Step 3: Cross multiply
    7,027.82x = 9,696.79 × 4,196.11
  4. Step 4: Simplify right side
    7,027.82x = 40,688,804.96
  5. Step 5: Solve for x
    x = 40,688,804.96/7,027.82
  6. Step 6: Final answer
    x = 5,789.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.