Home / 11,048-16,572.81-4,122.50

Finding the Fourth Proportional to 11,048, 16,572.81 and 4,122.50

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Solution

The fourth proportional to 11,048, 16,572.81 and 4,122.50 is: 6,184.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,048 : 16,572.81 = 4,122.50 : x
  2. Step 2: Convert to fraction form
    11,048/16,572.81 = 4,122.50/x
  3. Step 3: Cross multiply
    11,048x = 16,572.81 × 4,122.50
  4. Step 4: Simplify right side
    11,048x = 68,321,409.23
  5. Step 5: Solve for x
    x = 68,321,409.23/11,048
  6. Step 6: Final answer
    x = 6,184.05

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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.