Home / 9,175.74-13,760.09-3,907.41

Finding the Fourth Proportional to 9,175.74, 13,760.09 and 3,907.41

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Solution

The fourth proportional to 9,175.74, 13,760.09 and 3,907.41 is: 5,859.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,175.74 : 13,760.09 = 3,907.41 : x
  2. Step 2: Convert to fraction form
    9,175.74/13,760.09 = 3,907.41/x
  3. Step 3: Cross multiply
    9,175.74x = 13,760.09 × 3,907.41
  4. Step 4: Simplify right side
    9,175.74x = 53,766,313.27
  5. Step 5: Solve for x
    x = 53,766,313.27/9,175.74
  6. Step 6: Final answer
    x = 5,859.62

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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.