Home / 9,072.53-13,613.97-3,525.15

Finding the Fourth Proportional to 9,072.53, 13,613.97 and 3,525.15

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Solution

The fourth proportional to 9,072.53, 13,613.97 and 3,525.15 is: 5,289.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072.53 : 13,613.97 = 3,525.15 : x
  2. Step 2: Convert to fraction form
    9,072.53/13,613.97 = 3,525.15/x
  3. Step 3: Cross multiply
    9,072.53x = 13,613.97 × 3,525.15
  4. Step 4: Simplify right side
    9,072.53x = 47,991,299.56
  5. Step 5: Solve for x
    x = 47,991,299.56/9,072.53
  6. Step 6: Final answer
    x = 5,289.74

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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.