Home / 10,144.52-15,218-3,903.08

Finding the Fourth Proportional to 10,144.52, 15,218 and 3,903.08

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Solution

The fourth proportional to 10,144.52, 15,218 and 3,903.08 is: 5,855.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,144.52 : 15,218 = 3,903.08 : x
  2. Step 2: Convert to fraction form
    10,144.52/15,218 = 3,903.08/x
  3. Step 3: Cross multiply
    10,144.52x = 15,218 × 3,903.08
  4. Step 4: Simplify right side
    10,144.52x = 59,397,071.44
  5. Step 5: Solve for x
    x = 59,397,071.44/10,144.52
  6. Step 6: Final answer
    x = 5,855.09

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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.