Home / 5,551.91-8,327.99-2,630.51

Finding the Fourth Proportional to 5,551.91, 8,327.99 and 2,630.51

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Solution

The fourth proportional to 5,551.91, 8,327.99 and 2,630.51 is: 3,945.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.91 : 8,327.99 = 2,630.51 : x
  2. Step 2: Convert to fraction form
    5,551.91/8,327.99 = 2,630.51/x
  3. Step 3: Cross multiply
    5,551.91x = 8,327.99 × 2,630.51
  4. Step 4: Simplify right side
    5,551.91x = 21,906,825.91
  5. Step 5: Solve for x
    x = 21,906,825.91/5,551.91
  6. Step 6: Final answer
    x = 3,945.82

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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.