Home / 3,416.91-5,126.14-1,076.90

Finding the Fourth Proportional to 3,416.91, 5,126.14 and 1,076.90

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Solution

The fourth proportional to 3,416.91, 5,126.14 and 1,076.90 is: 1,615.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.91 : 5,126.14 = 1,076.90 : x
  2. Step 2: Convert to fraction form
    3,416.91/5,126.14 = 1,076.90/x
  3. Step 3: Cross multiply
    3,416.91x = 5,126.14 × 1,076.90
  4. Step 4: Simplify right side
    3,416.91x = 5,520,333.09
  5. Step 5: Solve for x
    x = 5,520,333.09/3,416.91
  6. Step 6: Final answer
    x = 1,615.59

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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.