Home / 3,041.45-4,197.20-1,644.20

Finding the Fourth Proportional to 3,041.45, 4,197.20 and 1,644.20

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Solution

The fourth proportional to 3,041.45, 4,197.20 and 1,644.20 is: 2,268.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,041.45 : 4,197.20 = 1,644.20 : x
  2. Step 2: Convert to fraction form
    3,041.45/4,197.20 = 1,644.20/x
  3. Step 3: Cross multiply
    3,041.45x = 4,197.20 × 1,644.20
  4. Step 4: Simplify right side
    3,041.45x = 6,901,007.03
  5. Step 5: Solve for x
    x = 6,901,007.03/3,041.45
  6. Step 6: Final answer
    x = 2,268.99

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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.