Home / 5,505.58-7,593.78-3,887.89

Finding the Fourth Proportional to 5,505.58, 7,593.78 and 3,887.89

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Solution

The fourth proportional to 5,505.58, 7,593.78 and 3,887.89 is: 5,362.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.58 : 7,593.78 = 3,887.89 : x
  2. Step 2: Convert to fraction form
    5,505.58/7,593.78 = 3,887.89/x
  3. Step 3: Cross multiply
    5,505.58x = 7,593.78 × 3,887.89
  4. Step 4: Simplify right side
    5,505.58x = 29,523,733.44
  5. Step 5: Solve for x
    x = 29,523,733.44/5,505.58
  6. Step 6: Final answer
    x = 5,362.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.