Home / 11,006.88-16,512.90-3,611.34

Finding the Fourth Proportional to 11,006.88, 16,512.90 and 3,611.34

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Solution

The fourth proportional to 11,006.88, 16,512.90 and 3,611.34 is: 5,417.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.88 : 16,512.90 = 3,611.34 : x
  2. Step 2: Convert to fraction form
    11,006.88/16,512.90 = 3,611.34/x
  3. Step 3: Cross multiply
    11,006.88x = 16,512.90 × 3,611.34
  4. Step 4: Simplify right side
    11,006.88x = 59,633,696.29
  5. Step 5: Solve for x
    x = 59,633,696.29/11,006.88
  6. Step 6: Final answer
    x = 5,417.86

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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.