Home / 5,124.11-7,676.44-3,039.71

Finding the Fourth Proportional to 5,124.11, 7,676.44 and 3,039.71

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Solution

The fourth proportional to 5,124.11, 7,676.44 and 3,039.71 is: 4,553.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,124.11 : 7,676.44 = 3,039.71 : x
  2. Step 2: Convert to fraction form
    5,124.11/7,676.44 = 3,039.71/x
  3. Step 3: Cross multiply
    5,124.11x = 7,676.44 × 3,039.71
  4. Step 4: Simplify right side
    5,124.11x = 23,334,097.85
  5. Step 5: Solve for x
    x = 23,334,097.85/5,124.11
  6. Step 6: Final answer
    x = 4,553.79

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1.5x scale

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.