Home / 1,669.14-2,504.01-629.85

Finding the Fourth Proportional to 1,669.14, 2,504.01 and 629.85

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Solution

The fourth proportional to 1,669.14, 2,504.01 and 629.85 is: 944.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669.14 : 2,504.01 = 629.85 : x
  2. Step 2: Convert to fraction form
    1,669.14/2,504.01 = 629.85/x
  3. Step 3: Cross multiply
    1,669.14x = 2,504.01 × 629.85
  4. Step 4: Simplify right side
    1,669.14x = 1,577,150.70
  5. Step 5: Solve for x
    x = 1,577,150.70/1,669.14
  6. Step 6: Final answer
    x = 944.89

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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.