Home / 4,423.28-6,629.88-1,822.96

Finding the Fourth Proportional to 4,423.28, 6,629.88 and 1,822.96

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Solution

The fourth proportional to 4,423.28, 6,629.88 and 1,822.96 is: 2,732.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,423.28 : 6,629.88 = 1,822.96 : x
  2. Step 2: Convert to fraction form
    4,423.28/6,629.88 = 1,822.96/x
  3. Step 3: Cross multiply
    4,423.28x = 6,629.88 × 1,822.96
  4. Step 4: Simplify right side
    4,423.28x = 12,086,006.04
  5. Step 5: Solve for x
    x = 12,086,006.04/4,423.28
  6. Step 6: Final answer
    x = 2,732.36

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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.