Home / 10,057.77-15,079.37-4,860

Finding the Fourth Proportional to 10,057.77, 15,079.37 and 4,860

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Solution

The fourth proportional to 10,057.77, 15,079.37 and 4,860 is: 7,286.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,057.77 : 15,079.37 = 4,860 : x
  2. Step 2: Convert to fraction form
    10,057.77/15,079.37 = 4,860/x
  3. Step 3: Cross multiply
    10,057.77x = 15,079.37 × 4,860
  4. Step 4: Simplify right side
    10,057.77x = 73,285,713.90
  5. Step 5: Solve for x
    x = 73,285,713.90/10,057.77
  6. Step 6: Final answer
    x = 7,286.48

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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.