Home / 5,331.44-7,997.62-1,435.88

Finding the Fourth Proportional to 5,331.44, 7,997.62 and 1,435.88

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Solution

The fourth proportional to 5,331.44, 7,997.62 and 1,435.88 is: 2,153.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.44 : 7,997.62 = 1,435.88 : x
  2. Step 2: Convert to fraction form
    5,331.44/7,997.62 = 1,435.88/x
  3. Step 3: Cross multiply
    5,331.44x = 7,997.62 × 1,435.88
  4. Step 4: Simplify right side
    5,331.44x = 11,483,622.61
  5. Step 5: Solve for x
    x = 11,483,622.61/5,331.44
  6. Step 6: Final answer
    x = 2,153.94

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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.