Home / 10,912.91-16,355.66-4,665.58

Finding the Fourth Proportional to 10,912.91, 16,355.66 and 4,665.58

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Solution

The fourth proportional to 10,912.91, 16,355.66 and 4,665.58 is: 6,992.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,912.91 : 16,355.66 = 4,665.58 : x
  2. Step 2: Convert to fraction form
    10,912.91/16,355.66 = 4,665.58/x
  3. Step 3: Cross multiply
    10,912.91x = 16,355.66 × 4,665.58
  4. Step 4: Simplify right side
    10,912.91x = 76,308,577.00
  5. Step 5: Solve for x
    x = 76,308,577.00/10,912.91
  6. Step 6: Final answer
    x = 6,992.51

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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.