Home / 3,524.00-5,278.79-1,669.47

Finding the Fourth Proportional to 3,524.00, 5,278.79 and 1,669.47

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Solution

The fourth proportional to 3,524.00, 5,278.79 and 1,669.47 is: 2,500.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,524.00 : 5,278.79 = 1,669.47 : x
  2. Step 2: Convert to fraction form
    3,524.00/5,278.79 = 1,669.47/x
  3. Step 3: Cross multiply
    3,524.00x = 5,278.79 × 1,669.47
  4. Step 4: Simplify right side
    3,524.00x = 8,812,773.19
  5. Step 5: Solve for x
    x = 8,812,773.19/3,524.00
  6. Step 6: Final answer
    x = 2,500.79

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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.