Home / 10,072.62-15,113.88-4,529.88

Finding the Fourth Proportional to 10,072.62, 15,113.88 and 4,529.88

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Solution

The fourth proportional to 10,072.62, 15,113.88 and 4,529.88 is: 6,797.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,072.62 : 15,113.88 = 4,529.88 : x
  2. Step 2: Convert to fraction form
    10,072.62/15,113.88 = 4,529.88/x
  3. Step 3: Cross multiply
    10,072.62x = 15,113.88 × 4,529.88
  4. Step 4: Simplify right side
    10,072.62x = 68,464,062.73
  5. Step 5: Solve for x
    x = 68,464,062.73/10,072.62
  6. Step 6: Final answer
    x = 6,797.05

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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.