Home / 11,126.20-16,689.30-5,596.60

Finding the Fourth Proportional to 11,126.20, 16,689.30 and 5,596.60

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Solution

The fourth proportional to 11,126.20, 16,689.30 and 5,596.60 is: 8,394.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.20 : 16,689.30 = 5,596.60 : x
  2. Step 2: Convert to fraction form
    11,126.20/16,689.30 = 5,596.60/x
  3. Step 3: Cross multiply
    11,126.20x = 16,689.30 × 5,596.60
  4. Step 4: Simplify right side
    11,126.20x = 93,403,336.38
  5. Step 5: Solve for x
    x = 93,403,336.38/11,126.20
  6. Step 6: Final answer
    x = 8,394.90

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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.