Home / 9,072.62-13,605.41-3,525.23

Finding the Fourth Proportional to 9,072.62, 13,605.41 and 3,525.23

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Solution

The fourth proportional to 9,072.62, 13,605.41 and 3,525.23 is: 5,286.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072.62 : 13,605.41 = 3,525.23 : x
  2. Step 2: Convert to fraction form
    9,072.62/13,605.41 = 3,525.23/x
  3. Step 3: Cross multiply
    9,072.62x = 13,605.41 × 3,525.23
  4. Step 4: Simplify right side
    9,072.62x = 47,962,131.47
  5. Step 5: Solve for x
    x = 47,962,131.47/9,072.62
  6. Step 6: Final answer
    x = 5,286.47

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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.