Home / 3,161.04-4,741.89-1,081.26

Finding the Fourth Proportional to 3,161.04, 4,741.89 and 1,081.26

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Solution

The fourth proportional to 3,161.04, 4,741.89 and 1,081.26 is: 1,622.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161.04 : 4,741.89 = 1,081.26 : x
  2. Step 2: Convert to fraction form
    3,161.04/4,741.89 = 1,081.26/x
  3. Step 3: Cross multiply
    3,161.04x = 4,741.89 × 1,081.26
  4. Step 4: Simplify right side
    3,161.04x = 5,127,215.98
  5. Step 5: Solve for x
    x = 5,127,215.98/3,161.04
  6. Step 6: Final answer
    x = 1,622.00

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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.