Home / 6,806.99-9,394.67-4,155.93

Finding the Fourth Proportional to 6,806.99, 9,394.67 and 4,155.93

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Solution

The fourth proportional to 6,806.99, 9,394.67 and 4,155.93 is: 5,735.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,806.99 : 9,394.67 = 4,155.93 : x
  2. Step 2: Convert to fraction form
    6,806.99/9,394.67 = 4,155.93/x
  3. Step 3: Cross multiply
    6,806.99x = 9,394.67 × 4,155.93
  4. Step 4: Simplify right side
    6,806.99x = 39,043,601.28
  5. Step 5: Solve for x
    x = 39,043,601.28/6,806.99
  6. Step 6: Final answer
    x = 5,735.81

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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.