Home / 4,076.52-6,117.86-2,983.69

Finding the Fourth Proportional to 4,076.52, 6,117.86 and 2,983.69

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Solution

The fourth proportional to 4,076.52, 6,117.86 and 2,983.69 is: 4,477.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,076.52 : 6,117.86 = 2,983.69 : x
  2. Step 2: Convert to fraction form
    4,076.52/6,117.86 = 2,983.69/x
  3. Step 3: Cross multiply
    4,076.52x = 6,117.86 × 2,983.69
  4. Step 4: Simplify right side
    4,076.52x = 18,253,797.70
  5. Step 5: Solve for x
    x = 18,253,797.70/4,076.52
  6. Step 6: Final answer
    x = 4,477.79

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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.