Home / 3,110.66-4,666.20-1,162.82

Finding the Fourth Proportional to 3,110.66, 4,666.20 and 1,162.82

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Solution

The fourth proportional to 3,110.66, 4,666.20 and 1,162.82 is: 1,744.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.66 : 4,666.20 = 1,162.82 : x
  2. Step 2: Convert to fraction form
    3,110.66/4,666.20 = 1,162.82/x
  3. Step 3: Cross multiply
    3,110.66x = 4,666.20 × 1,162.82
  4. Step 4: Simplify right side
    3,110.66x = 5,425,950.68
  5. Step 5: Solve for x
    x = 5,425,950.68/3,110.66
  6. Step 6: Final answer
    x = 1,744.31

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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.