Home / 11,230.49-16,850.10-4,655

Finding the Fourth Proportional to 11,230.49, 16,850.10 and 4,655

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Solution

The fourth proportional to 11,230.49, 16,850.10 and 4,655 is: 6,984.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230.49 : 16,850.10 = 4,655 : x
  2. Step 2: Convert to fraction form
    11,230.49/16,850.10 = 4,655/x
  3. Step 3: Cross multiply
    11,230.49x = 16,850.10 × 4,655
  4. Step 4: Simplify right side
    11,230.49x = 78,437,215.50
  5. Step 5: Solve for x
    x = 78,437,215.50/11,230.49
  6. Step 6: Final answer
    x = 6,984.31

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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.