Home / 5,423.73-8,137.05-2,303.88

Finding the Fourth Proportional to 5,423.73, 8,137.05 and 2,303.88

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Solution

The fourth proportional to 5,423.73, 8,137.05 and 2,303.88 is: 3,456.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.73 : 8,137.05 = 2,303.88 : x
  2. Step 2: Convert to fraction form
    5,423.73/8,137.05 = 2,303.88/x
  3. Step 3: Cross multiply
    5,423.73x = 8,137.05 × 2,303.88
  4. Step 4: Simplify right side
    5,423.73x = 18,746,786.75
  5. Step 5: Solve for x
    x = 18,746,786.75/5,423.73
  6. Step 6: Final answer
    x = 3,456.44

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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.