Home / 5,351.62-8,027.43-2,887.60

Finding the Fourth Proportional to 5,351.62, 8,027.43 and 2,887.60

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Solution

The fourth proportional to 5,351.62, 8,027.43 and 2,887.60 is: 4,331.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.62 : 8,027.43 = 2,887.60 : x
  2. Step 2: Convert to fraction form
    5,351.62/8,027.43 = 2,887.60/x
  3. Step 3: Cross multiply
    5,351.62x = 8,027.43 × 2,887.60
  4. Step 4: Simplify right side
    5,351.62x = 23,179,966.73
  5. Step 5: Solve for x
    x = 23,179,966.73/5,351.62
  6. Step 6: Final answer
    x = 4,331.40

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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.