Home / 3,907.25-5,864.93-2,617.73

Finding the Fourth Proportional to 3,907.25, 5,864.93 and 2,617.73

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Solution

The fourth proportional to 3,907.25, 5,864.93 and 2,617.73 is: 3,929.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907.25 : 5,864.93 = 2,617.73 : x
  2. Step 2: Convert to fraction form
    3,907.25/5,864.93 = 2,617.73/x
  3. Step 3: Cross multiply
    3,907.25x = 5,864.93 × 2,617.73
  4. Step 4: Simplify right side
    3,907.25x = 15,352,760.80
  5. Step 5: Solve for x
    x = 15,352,760.80/3,907.25
  6. Step 6: Final answer
    x = 3,929.31

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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.