Home / 7,754.42-11,620.08-3,369.48

Finding the Fourth Proportional to 7,754.42, 11,620.08 and 3,369.48

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Solution

The fourth proportional to 7,754.42, 11,620.08 and 3,369.48 is: 5,049.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,754.42 : 11,620.08 = 3,369.48 : x
  2. Step 2: Convert to fraction form
    7,754.42/11,620.08 = 3,369.48/x
  3. Step 3: Cross multiply
    7,754.42x = 11,620.08 × 3,369.48
  4. Step 4: Simplify right side
    7,754.42x = 39,153,627.16
  5. Step 5: Solve for x
    x = 39,153,627.16/7,754.42
  6. Step 6: Final answer
    x = 5,049.20

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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.