Home / 3,326.40-4,983.42-2,271.60

Finding the Fourth Proportional to 3,326.40, 4,983.42 and 2,271.60

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Solution

The fourth proportional to 3,326.40, 4,983.42 and 2,271.60 is: 3,403.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.40 : 4,983.42 = 2,271.60 : x
  2. Step 2: Convert to fraction form
    3,326.40/4,983.42 = 2,271.60/x
  3. Step 3: Cross multiply
    3,326.40x = 4,983.42 × 2,271.60
  4. Step 4: Simplify right side
    3,326.40x = 11,320,336.87
  5. Step 5: Solve for x
    x = 11,320,336.87/3,326.40
  6. Step 6: Final answer
    x = 3,403.18

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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.