Home / 10,234.08-15,351.57-3,993.53

Finding the Fourth Proportional to 10,234.08, 15,351.57 and 3,993.53

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Solution

The fourth proportional to 10,234.08, 15,351.57 and 3,993.53 is: 5,990.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,234.08 : 15,351.57 = 3,993.53 : x
  2. Step 2: Convert to fraction form
    10,234.08/15,351.57 = 3,993.53/x
  3. Step 3: Cross multiply
    10,234.08x = 15,351.57 × 3,993.53
  4. Step 4: Simplify right side
    10,234.08x = 61,306,878.58
  5. Step 5: Solve for x
    x = 61,306,878.58/10,234.08
  6. Step 6: Final answer
    x = 5,990.46

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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.