Home / 3,712.75-5,570.03-1,859.27

Finding the Fourth Proportional to 3,712.75, 5,570.03 and 1,859.27

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Solution

The fourth proportional to 3,712.75, 5,570.03 and 1,859.27 is: 2,789.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.75 : 5,570.03 = 1,859.27 : x
  2. Step 2: Convert to fraction form
    3,712.75/5,570.03 = 1,859.27/x
  3. Step 3: Cross multiply
    3,712.75x = 5,570.03 × 1,859.27
  4. Step 4: Simplify right side
    3,712.75x = 10,356,166.48
  5. Step 5: Solve for x
    x = 10,356,166.48/3,712.75
  6. Step 6: Final answer
    x = 2,789.35

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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.