Home / 3,207.41-4,426.03-1,790.92

Finding the Fourth Proportional to 3,207.41, 4,426.03 and 1,790.92

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Solution

The fourth proportional to 3,207.41, 4,426.03 and 1,790.92 is: 2,471.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.41 : 4,426.03 = 1,790.92 : x
  2. Step 2: Convert to fraction form
    3,207.41/4,426.03 = 1,790.92/x
  3. Step 3: Cross multiply
    3,207.41x = 4,426.03 × 1,790.92
  4. Step 4: Simplify right side
    3,207.41x = 7,926,665.65
  5. Step 5: Solve for x
    x = 7,926,665.65/3,207.41
  6. Step 6: Final answer
    x = 2,471.36

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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.