Home / 10,047.08-15,076.94-3,891.08

Finding the Fourth Proportional to 10,047.08, 15,076.94 and 3,891.08

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Solution

The fourth proportional to 10,047.08, 15,076.94 and 3,891.08 is: 5,839.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,047.08 : 15,076.94 = 3,891.08 : x
  2. Step 2: Convert to fraction form
    10,047.08/15,076.94 = 3,891.08/x
  3. Step 3: Cross multiply
    10,047.08x = 15,076.94 × 3,891.08
  4. Step 4: Simplify right side
    10,047.08x = 58,665,579.70
  5. Step 5: Solve for x
    x = 58,665,579.70/10,047.08
  6. Step 6: Final answer
    x = 5,839.07

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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.