Home / 3,381.20-5,072.25-1,041.37

Finding the Fourth Proportional to 3,381.20, 5,072.25 and 1,041.37

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Solution

The fourth proportional to 3,381.20, 5,072.25 and 1,041.37 is: 1,562.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.20 : 5,072.25 = 1,041.37 : x
  2. Step 2: Convert to fraction form
    3,381.20/5,072.25 = 1,041.37/x
  3. Step 3: Cross multiply
    3,381.20x = 5,072.25 × 1,041.37
  4. Step 4: Simplify right side
    3,381.20x = 5,282,088.98
  5. Step 5: Solve for x
    x = 5,282,088.98/3,381.20
  6. Step 6: Final answer
    x = 1,562.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.