Home / 10,723.96-16,083.28-4,145.92

Finding the Fourth Proportional to 10,723.96, 16,083.28 and 4,145.92

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Solution

The fourth proportional to 10,723.96, 16,083.28 and 4,145.92 is: 6,217.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,723.96 : 16,083.28 = 4,145.92 : x
  2. Step 2: Convert to fraction form
    10,723.96/16,083.28 = 4,145.92/x
  3. Step 3: Cross multiply
    10,723.96x = 16,083.28 × 4,145.92
  4. Step 4: Simplify right side
    10,723.96x = 66,679,992.22
  5. Step 5: Solve for x
    x = 66,679,992.22/10,723.96
  6. Step 6: Final answer
    x = 6,217.85

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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.