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Finding the Fourth Proportional to 11,228.92, 16,849.06 and 7,483.25

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Solution

The fourth proportional to 11,228.92, 16,849.06 and 7,483.25 is: 11,228.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,228.92 : 16,849.06 = 7,483.25 : x
  2. Step 2: Convert to fraction form
    11,228.92/16,849.06 = 7,483.25/x
  3. Step 3: Cross multiply
    11,228.92x = 16,849.06 × 7,483.25
  4. Step 4: Simplify right side
    11,228.92x = 126,085,751.66
  5. Step 5: Solve for x
    x = 126,085,751.66/11,228.92
  6. Step 6: Final answer
    x = 11,228.66

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1.5x scale

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.