Home / 6,721.76-10,076.49-2,826.44

Finding the Fourth Proportional to 6,721.76, 10,076.49 and 2,826.44

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Solution

The fourth proportional to 6,721.76, 10,076.49 and 2,826.44 is: 4,237.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721.76 : 10,076.49 = 2,826.44 : x
  2. Step 2: Convert to fraction form
    6,721.76/10,076.49 = 2,826.44/x
  3. Step 3: Cross multiply
    6,721.76x = 10,076.49 × 2,826.44
  4. Step 4: Simplify right side
    6,721.76x = 28,480,594.40
  5. Step 5: Solve for x
    x = 28,480,594.40/6,721.76
  6. Step 6: Final answer
    x = 4,237.07

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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.