Home / 3,621.15-5,422.53-3,034.61

Finding the Fourth Proportional to 3,621.15, 5,422.53 and 3,034.61

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Solution

The fourth proportional to 3,621.15, 5,422.53 and 3,034.61 is: 4,544.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.15 : 5,422.53 = 3,034.61 : x
  2. Step 2: Convert to fraction form
    3,621.15/5,422.53 = 3,034.61/x
  3. Step 3: Cross multiply
    3,621.15x = 5,422.53 × 3,034.61
  4. Step 4: Simplify right side
    3,621.15x = 16,455,236.65
  5. Step 5: Solve for x
    x = 16,455,236.65/3,621.15
  6. Step 6: Final answer
    x = 4,544.20

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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.