Home / 3,585.90-5,381.01-1,394.58

Finding the Fourth Proportional to 3,585.90, 5,381.01 and 1,394.58

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Solution

The fourth proportional to 3,585.90, 5,381.01 and 1,394.58 is: 2,092.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.90 : 5,381.01 = 1,394.58 : x
  2. Step 2: Convert to fraction form
    3,585.90/5,381.01 = 1,394.58/x
  3. Step 3: Cross multiply
    3,585.90x = 5,381.01 × 1,394.58
  4. Step 4: Simplify right side
    3,585.90x = 7,504,248.93
  5. Step 5: Solve for x
    x = 7,504,248.93/3,585.90
  6. Step 6: Final answer
    x = 2,092.71

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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.