Home / 7,743.26-10,661.42-6,833.84

Finding the Fourth Proportional to 7,743.26, 10,661.42 and 6,833.84

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Solution

The fourth proportional to 7,743.26, 10,661.42 and 6,833.84 is: 9,409.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743.26 : 10,661.42 = 6,833.84 : x
  2. Step 2: Convert to fraction form
    7,743.26/10,661.42 = 6,833.84/x
  3. Step 3: Cross multiply
    7,743.26x = 10,661.42 × 6,833.84
  4. Step 4: Simplify right side
    7,743.26x = 72,858,402.23
  5. Step 5: Solve for x
    x = 72,858,402.23/7,743.26
  6. Step 6: Final answer
    x = 9,409.26

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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.