Home / 7,625.91-11,431.04-4,331.97

Finding the Fourth Proportional to 7,625.91, 11,431.04 and 4,331.97

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Solution

The fourth proportional to 7,625.91, 11,431.04 and 4,331.97 is: 6,493.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,625.91 : 11,431.04 = 4,331.97 : x
  2. Step 2: Convert to fraction form
    7,625.91/11,431.04 = 4,331.97/x
  3. Step 3: Cross multiply
    7,625.91x = 11,431.04 × 4,331.97
  4. Step 4: Simplify right side
    7,625.91x = 49,518,900.69
  5. Step 5: Solve for x
    x = 49,518,900.69/7,625.91
  6. Step 6: Final answer
    x = 6,493.51

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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.