Home / 3,636.33-5,455.28-1,296.46

Finding the Fourth Proportional to 3,636.33, 5,455.28 and 1,296.46

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Solution

The fourth proportional to 3,636.33, 5,455.28 and 1,296.46 is: 1,944.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.33 : 5,455.28 = 1,296.46 : x
  2. Step 2: Convert to fraction form
    3,636.33/5,455.28 = 1,296.46/x
  3. Step 3: Cross multiply
    3,636.33x = 5,455.28 × 1,296.46
  4. Step 4: Simplify right side
    3,636.33x = 7,072,552.31
  5. Step 5: Solve for x
    x = 7,072,552.31/3,636.33
  6. Step 6: Final answer
    x = 1,944.97

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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.