Home / 11,122.03-16,689.63-4,106.94

Finding the Fourth Proportional to 11,122.03, 16,689.63 and 4,106.94

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Solution

The fourth proportional to 11,122.03, 16,689.63 and 4,106.94 is: 6,162.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,122.03 : 16,689.63 = 4,106.94 : x
  2. Step 2: Convert to fraction form
    11,122.03/16,689.63 = 4,106.94/x
  3. Step 3: Cross multiply
    11,122.03x = 16,689.63 × 4,106.94
  4. Step 4: Simplify right side
    11,122.03x = 68,543,309.03
  5. Step 5: Solve for x
    x = 68,543,309.03/11,122.03
  6. Step 6: Final answer
    x = 6,162.84

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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.