Home / 11,081.17-16,616.90-4,150.81

Finding the Fourth Proportional to 11,081.17, 16,616.90 and 4,150.81

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Solution

The fourth proportional to 11,081.17, 16,616.90 and 4,150.81 is: 6,224.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,081.17 : 16,616.90 = 4,150.81 : x
  2. Step 2: Convert to fraction form
    11,081.17/16,616.90 = 4,150.81/x
  3. Step 3: Cross multiply
    11,081.17x = 16,616.90 × 4,150.81
  4. Step 4: Simplify right side
    11,081.17x = 68,973,615.48
  5. Step 5: Solve for x
    x = 68,973,615.48/11,081.17
  6. Step 6: Final answer
    x = 6,224.40

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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.