Home / 6,790.46-9,371.10-3,806.32

Finding the Fourth Proportional to 6,790.46, 9,371.10 and 3,806.32

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Solution

The fourth proportional to 6,790.46, 9,371.10 and 3,806.32 is: 5,252.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790.46 : 9,371.10 = 3,806.32 : x
  2. Step 2: Convert to fraction form
    6,790.46/9,371.10 = 3,806.32/x
  3. Step 3: Cross multiply
    6,790.46x = 9,371.10 × 3,806.32
  4. Step 4: Simplify right side
    6,790.46x = 35,669,405.35
  5. Step 5: Solve for x
    x = 35,669,405.35/6,790.46
  6. Step 6: Final answer
    x = 5,252.87

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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.