Home / 6,790.29-9,370.42-3,806.31

Finding the Fourth Proportional to 6,790.29, 9,370.42 and 3,806.31

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Solution

The fourth proportional to 6,790.29, 9,370.42 and 3,806.31 is: 5,252.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790.29 : 9,370.42 = 3,806.31 : x
  2. Step 2: Convert to fraction form
    6,790.29/9,370.42 = 3,806.31/x
  3. Step 3: Cross multiply
    6,790.29x = 9,370.42 × 3,806.31
  4. Step 4: Simplify right side
    6,790.29x = 35,666,748.97
  5. Step 5: Solve for x
    x = 35,666,748.97/6,790.29
  6. Step 6: Final answer
    x = 5,252.61

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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.