Home / 4,822.29-7,227.86-2,219.76

Finding the Fourth Proportional to 4,822.29, 7,227.86 and 2,219.76

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Solution

The fourth proportional to 4,822.29, 7,227.86 and 2,219.76 is: 3,327.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,822.29 : 7,227.86 = 2,219.76 : x
  2. Step 2: Convert to fraction form
    4,822.29/7,227.86 = 2,219.76/x
  3. Step 3: Cross multiply
    4,822.29x = 7,227.86 × 2,219.76
  4. Step 4: Simplify right side
    4,822.29x = 16,044,103.41
  5. Step 5: Solve for x
    x = 16,044,103.41/4,822.29
  6. Step 6: Final answer
    x = 3,327.07

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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.