Home / 3,862.48-5,794.64-1,265.36

Finding the Fourth Proportional to 3,862.48, 5,794.64 and 1,265.36

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Solution

The fourth proportional to 3,862.48, 5,794.64 and 1,265.36 is: 1,898.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.48 : 5,794.64 = 1,265.36 : x
  2. Step 2: Convert to fraction form
    3,862.48/5,794.64 = 1,265.36/x
  3. Step 3: Cross multiply
    3,862.48x = 5,794.64 × 1,265.36
  4. Step 4: Simplify right side
    3,862.48x = 7,332,305.67
  5. Step 5: Solve for x
    x = 7,332,305.67/3,862.48
  6. Step 6: Final answer
    x = 1,898.34

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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.