Home / 7,634.67-11,456.27-4,124.61

Finding the Fourth Proportional to 7,634.67, 11,456.27 and 4,124.61

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Solution

The fourth proportional to 7,634.67, 11,456.27 and 4,124.61 is: 6,189.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634.67 : 11,456.27 = 4,124.61 : x
  2. Step 2: Convert to fraction form
    7,634.67/11,456.27 = 4,124.61/x
  3. Step 3: Cross multiply
    7,634.67x = 11,456.27 × 4,124.61
  4. Step 4: Simplify right side
    7,634.67x = 47,252,625.18
  5. Step 5: Solve for x
    x = 47,252,625.18/7,634.67
  6. Step 6: Final answer
    x = 6,189.22

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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.