Home / 11,401.16-17,102.92-3,081.22

Finding the Fourth Proportional to 11,401.16, 17,102.92 and 3,081.22

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Solution

The fourth proportional to 11,401.16, 17,102.92 and 3,081.22 is: 4,622.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,401.16 : 17,102.92 = 3,081.22 : x
  2. Step 2: Convert to fraction form
    11,401.16/17,102.92 = 3,081.22/x
  3. Step 3: Cross multiply
    11,401.16x = 17,102.92 × 3,081.22
  4. Step 4: Simplify right side
    11,401.16x = 52,697,859.16
  5. Step 5: Solve for x
    x = 52,697,859.16/11,401.16
  6. Step 6: Final answer
    x = 4,622.15

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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.