Home / 11,008.45-16,512.09-3,611.94

Finding the Fourth Proportional to 11,008.45, 16,512.09 and 3,611.94

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Solution

The fourth proportional to 11,008.45, 16,512.09 and 3,611.94 is: 5,417.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008.45 : 16,512.09 = 3,611.94 : x
  2. Step 2: Convert to fraction form
    11,008.45/16,512.09 = 3,611.94/x
  3. Step 3: Cross multiply
    11,008.45x = 16,512.09 × 3,611.94
  4. Step 4: Simplify right side
    11,008.45x = 59,640,678.35
  5. Step 5: Solve for x
    x = 59,640,678.35/11,008.45
  6. Step 6: Final answer
    x = 5,417.72

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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.