Home / 3,213.09-4,434.17-1,815.93

Finding the Fourth Proportional to 3,213.09, 4,434.17 and 1,815.93

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Solution

The fourth proportional to 3,213.09, 4,434.17 and 1,815.93 is: 2,506.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213.09 : 4,434.17 = 1,815.93 : x
  2. Step 2: Convert to fraction form
    3,213.09/4,434.17 = 1,815.93/x
  3. Step 3: Cross multiply
    3,213.09x = 4,434.17 × 1,815.93
  4. Step 4: Simplify right side
    3,213.09x = 8,052,133.25
  5. Step 5: Solve for x
    x = 8,052,133.25/3,213.09
  6. Step 6: Final answer
    x = 2,506.04

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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.