Home / 11,233.92-16,860.06-7,950.18

Finding the Fourth Proportional to 11,233.92, 16,860.06 and 7,950.18

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Solution

The fourth proportional to 11,233.92, 16,860.06 and 7,950.18 is: 11,931.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,233.92 : 16,860.06 = 7,950.18 : x
  2. Step 2: Convert to fraction form
    11,233.92/16,860.06 = 7,950.18/x
  3. Step 3: Cross multiply
    11,233.92x = 16,860.06 × 7,950.18
  4. Step 4: Simplify right side
    11,233.92x = 134,040,511.81
  5. Step 5: Solve for x
    x = 134,040,511.81/11,233.92
  6. Step 6: Final answer
    x = 11,931.77

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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.