Home / 2,134.18-3,197.03-1,669.79

Finding the Fourth Proportional to 2,134.18, 3,197.03 and 1,669.79

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Solution

The fourth proportional to 2,134.18, 3,197.03 and 1,669.79 is: 2,501.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134.18 : 3,197.03 = 1,669.79 : x
  2. Step 2: Convert to fraction form
    2,134.18/3,197.03 = 1,669.79/x
  3. Step 3: Cross multiply
    2,134.18x = 3,197.03 × 1,669.79
  4. Step 4: Simplify right side
    2,134.18x = 5,338,368.72
  5. Step 5: Solve for x
    x = 5,338,368.72/2,134.18
  6. Step 6: Final answer
    x = 2,501.37

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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.