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Finding the Fourth Proportional to 3,696.55, 5,544.20 and 1,845.70

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Solution

The fourth proportional to 3,696.55, 5,544.20 and 1,845.70 is: 2,768.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.55 : 5,544.20 = 1,845.70 : x
  2. Step 2: Convert to fraction form
    3,696.55/5,544.20 = 1,845.70/x
  3. Step 3: Cross multiply
    3,696.55x = 5,544.20 × 1,845.70
  4. Step 4: Simplify right side
    3,696.55x = 10,232,920.71
  5. Step 5: Solve for x
    x = 10,232,920.71/3,696.55
  6. Step 6: Final answer
    x = 2,768.24

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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.