Home / 3,161.52-4,365.24-2,043.14

Finding the Fourth Proportional to 3,161.52, 4,365.24 and 2,043.14

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Solution

The fourth proportional to 3,161.52, 4,365.24 and 2,043.14 is: 2,821.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161.52 : 4,365.24 = 2,043.14 : x
  2. Step 2: Convert to fraction form
    3,161.52/4,365.24 = 2,043.14/x
  3. Step 3: Cross multiply
    3,161.52x = 4,365.24 × 2,043.14
  4. Step 4: Simplify right side
    3,161.52x = 8,918,796.45
  5. Step 5: Solve for x
    x = 8,918,796.45/3,161.52
  6. Step 6: Final answer
    x = 2,821.05

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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.