Home / 6,302.16-9,453.24-2,145.15

Finding the Fourth Proportional to 6,302.16, 9,453.24 and 2,145.15

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Solution

The fourth proportional to 6,302.16, 9,453.24 and 2,145.15 is: 3,217.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,302.16 : 9,453.24 = 2,145.15 : x
  2. Step 2: Convert to fraction form
    6,302.16/9,453.24 = 2,145.15/x
  3. Step 3: Cross multiply
    6,302.16x = 9,453.24 × 2,145.15
  4. Step 4: Simplify right side
    6,302.16x = 20,278,661.28
  5. Step 5: Solve for x
    x = 20,278,661.28/6,302.16
  6. Step 6: Final answer
    x = 3,217.73

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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.