Home / 7,835.91-11,735.57-6,804.38

Finding the Fourth Proportional to 7,835.91, 11,735.57 and 6,804.38

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Solution

The fourth proportional to 7,835.91, 11,735.57 and 6,804.38 is: 10,190.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.91 : 11,735.57 = 6,804.38 : x
  2. Step 2: Convert to fraction form
    7,835.91/11,735.57 = 6,804.38/x
  3. Step 3: Cross multiply
    7,835.91x = 11,735.57 × 6,804.38
  4. Step 4: Simplify right side
    7,835.91x = 79,853,236.13
  5. Step 5: Solve for x
    x = 79,853,236.13/7,835.91
  6. Step 6: Final answer
    x = 10,190.68

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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.