Home / 3,696.42-5,543.46-1,230.60

Finding the Fourth Proportional to 3,696.42, 5,543.46 and 1,230.60

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Solution

The fourth proportional to 3,696.42, 5,543.46 and 1,230.60 is: 1,845.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.42 : 5,543.46 = 1,230.60 : x
  2. Step 2: Convert to fraction form
    3,696.42/5,543.46 = 1,230.60/x
  3. Step 3: Cross multiply
    3,696.42x = 5,543.46 × 1,230.60
  4. Step 4: Simplify right side
    3,696.42x = 6,821,781.88
  5. Step 5: Solve for x
    x = 6,821,781.88/3,696.42
  6. Step 6: Final answer
    x = 1,845.51

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1.5x scale

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.