Home / 3,281.37-4,917.79-1,332.51

Finding the Fourth Proportional to 3,281.37, 4,917.79 and 1,332.51

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Solution

The fourth proportional to 3,281.37, 4,917.79 and 1,332.51 is: 1,997.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.37 : 4,917.79 = 1,332.51 : x
  2. Step 2: Convert to fraction form
    3,281.37/4,917.79 = 1,332.51/x
  3. Step 3: Cross multiply
    3,281.37x = 4,917.79 × 1,332.51
  4. Step 4: Simplify right side
    3,281.37x = 6,553,004.35
  5. Step 5: Solve for x
    x = 6,553,004.35/3,281.37
  6. Step 6: Final answer
    x = 1,997.03

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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.