Home / 3,332.10-4,986.45-2,739.96

Finding the Fourth Proportional to 3,332.10, 4,986.45 and 2,739.96

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Solution

The fourth proportional to 3,332.10, 4,986.45 and 2,739.96 is: 4,100.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.10 : 4,986.45 = 2,739.96 : x
  2. Step 2: Convert to fraction form
    3,332.10/4,986.45 = 2,739.96/x
  3. Step 3: Cross multiply
    3,332.10x = 4,986.45 × 2,739.96
  4. Step 4: Simplify right side
    3,332.10x = 13,662,673.54
  5. Step 5: Solve for x
    x = 13,662,673.54/3,332.10
  6. Step 6: Final answer
    x = 4,100.32

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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.