Home / 11,488.02-17,234.89-3,280.02

Finding the Fourth Proportional to 11,488.02, 17,234.89 and 3,280.02

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Solution

The fourth proportional to 11,488.02, 17,234.89 and 3,280.02 is: 4,920.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,488.02 : 17,234.89 = 3,280.02 : x
  2. Step 2: Convert to fraction form
    11,488.02/17,234.89 = 3,280.02/x
  3. Step 3: Cross multiply
    11,488.02x = 17,234.89 × 3,280.02
  4. Step 4: Simplify right side
    11,488.02x = 56,530,783.90
  5. Step 5: Solve for x
    x = 56,530,783.90/11,488.02
  6. Step 6: Final answer
    x = 4,920.85

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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.