Home / 6,790.18-9,370.42-3,806.02

Finding the Fourth Proportional to 6,790.18, 9,370.42 and 3,806.02

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Solution

The fourth proportional to 6,790.18, 9,370.42 and 3,806.02 is: 5,252.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790.18 : 9,370.42 = 3,806.02 : x
  2. Step 2: Convert to fraction form
    6,790.18/9,370.42 = 3,806.02/x
  3. Step 3: Cross multiply
    6,790.18x = 9,370.42 × 3,806.02
  4. Step 4: Simplify right side
    6,790.18x = 35,663,959.08
  5. Step 5: Solve for x
    x = 35,663,959.08/6,790.18
  6. Step 6: Final answer
    x = 5,252.28

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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.