Home / 3,758.15-5,637.53-1,292.97

Finding the Fourth Proportional to 3,758.15, 5,637.53 and 1,292.97

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Solution

The fourth proportional to 3,758.15, 5,637.53 and 1,292.97 is: 1,939.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758.15 : 5,637.53 = 1,292.97 : x
  2. Step 2: Convert to fraction form
    3,758.15/5,637.53 = 1,292.97/x
  3. Step 3: Cross multiply
    3,758.15x = 5,637.53 × 1,292.97
  4. Step 4: Simplify right side
    3,758.15x = 7,289,160.40
  5. Step 5: Solve for x
    x = 7,289,160.40/3,758.15
  6. Step 6: Final answer
    x = 1,939.56

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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.