Home / 10,958.68-16,416.36-7,249.69

Finding the Fourth Proportional to 10,958.68, 16,416.36 and 7,249.69

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Solution

The fourth proportional to 10,958.68, 16,416.36 and 7,249.69 is: 10,860.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,958.68 : 16,416.36 = 7,249.69 : x
  2. Step 2: Convert to fraction form
    10,958.68/16,416.36 = 7,249.69/x
  3. Step 3: Cross multiply
    10,958.68x = 16,416.36 × 7,249.69
  4. Step 4: Simplify right side
    10,958.68x = 119,013,438.85
  5. Step 5: Solve for x
    x = 119,013,438.85/10,958.68
  6. Step 6: Final answer
    x = 10,860.20

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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.