Home / 10,233.86-15,351.10-3,993.62

Finding the Fourth Proportional to 10,233.86, 15,351.10 and 3,993.62

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Solution

The fourth proportional to 10,233.86, 15,351.10 and 3,993.62 is: 5,990.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,233.86 : 15,351.10 = 3,993.62 : x
  2. Step 2: Convert to fraction form
    10,233.86/15,351.10 = 3,993.62/x
  3. Step 3: Cross multiply
    10,233.86x = 15,351.10 × 3,993.62
  4. Step 4: Simplify right side
    10,233.86x = 61,306,459.98
  5. Step 5: Solve for x
    x = 61,306,459.98/10,233.86
  6. Step 6: Final answer
    x = 5,990.55

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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.