Home / 11,078.24-16,615.39-4,414.18

Finding the Fourth Proportional to 11,078.24, 16,615.39 and 4,414.18

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Solution

The fourth proportional to 11,078.24, 16,615.39 and 4,414.18 is: 6,620.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078.24 : 16,615.39 = 4,414.18 : x
  2. Step 2: Convert to fraction form
    11,078.24/16,615.39 = 4,414.18/x
  3. Step 3: Cross multiply
    11,078.24x = 16,615.39 × 4,414.18
  4. Step 4: Simplify right side
    11,078.24x = 73,343,363.77
  5. Step 5: Solve for x
    x = 73,343,363.77/11,078.24
  6. Step 6: Final answer
    x = 6,620.49

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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.