Home / 3,862.36-5,794.38-1,265.56

Finding the Fourth Proportional to 3,862.36, 5,794.38 and 1,265.56

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Solution

The fourth proportional to 3,862.36, 5,794.38 and 1,265.56 is: 1,898.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.36 : 5,794.38 = 1,265.56 : x
  2. Step 2: Convert to fraction form
    3,862.36/5,794.38 = 1,265.56/x
  3. Step 3: Cross multiply
    3,862.36x = 5,794.38 × 1,265.56
  4. Step 4: Simplify right side
    3,862.36x = 7,333,135.55
  5. Step 5: Solve for x
    x = 7,333,135.55/3,862.36
  6. Step 6: Final answer
    x = 1,898.62

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1.5x scale

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.