Home / 3,163.84-4,365.36-1,837.60

Finding the Fourth Proportional to 3,163.84, 4,365.36 and 1,837.60

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Solution

The fourth proportional to 3,163.84, 4,365.36 and 1,837.60 is: 2,535.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163.84 : 4,365.36 = 1,837.60 : x
  2. Step 2: Convert to fraction form
    3,163.84/4,365.36 = 1,837.60/x
  3. Step 3: Cross multiply
    3,163.84x = 4,365.36 × 1,837.60
  4. Step 4: Simplify right side
    3,163.84x = 8,021,785.54
  5. Step 5: Solve for x
    x = 8,021,785.54/3,163.84
  6. Step 6: Final answer
    x = 2,535.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.