Home / 7,481.91-10,324.98-4,124.73

Finding the Fourth Proportional to 7,481.91, 10,324.98 and 4,124.73

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Solution

The fourth proportional to 7,481.91, 10,324.98 and 4,124.73 is: 5,692.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481.91 : 10,324.98 = 4,124.73 : x
  2. Step 2: Convert to fraction form
    7,481.91/10,324.98 = 4,124.73/x
  3. Step 3: Cross multiply
    7,481.91x = 10,324.98 × 4,124.73
  4. Step 4: Simplify right side
    7,481.91x = 42,587,754.76
  5. Step 5: Solve for x
    x = 42,587,754.76/7,481.91
  6. Step 6: Final answer
    x = 5,692.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.