Home / 7,635.05-11,456.82-4,124.98

Finding the Fourth Proportional to 7,635.05, 11,456.82 and 4,124.98

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Solution

The fourth proportional to 7,635.05, 11,456.82 and 4,124.98 is: 6,189.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,635.05 : 11,456.82 = 4,124.98 : x
  2. Step 2: Convert to fraction form
    7,635.05/11,456.82 = 4,124.98/x
  3. Step 3: Cross multiply
    7,635.05x = 11,456.82 × 4,124.98
  4. Step 4: Simplify right side
    7,635.05x = 47,259,153.36
  5. Step 5: Solve for x
    x = 47,259,153.36/7,635.05
  6. Step 6: Final answer
    x = 6,189.76

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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.