Home / 3,696.99-5,543.40-1,230.48

Finding the Fourth Proportional to 3,696.99, 5,543.40 and 1,230.48

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Solution

The fourth proportional to 3,696.99, 5,543.40 and 1,230.48 is: 1,845.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.99 : 5,543.40 = 1,230.48 : x
  2. Step 2: Convert to fraction form
    3,696.99/5,543.40 = 1,230.48/x
  3. Step 3: Cross multiply
    3,696.99x = 5,543.40 × 1,230.48
  4. Step 4: Simplify right side
    3,696.99x = 6,821,042.83
  5. Step 5: Solve for x
    x = 6,821,042.83/3,696.99
  6. Step 6: Final answer
    x = 1,845.03

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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.