Home / 7,936.29-11,895.81-5,164.92

Finding the Fourth Proportional to 7,936.29, 11,895.81 and 5,164.92

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Solution

The fourth proportional to 7,936.29, 11,895.81 and 5,164.92 is: 7,741.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.29 : 11,895.81 = 5,164.92 : x
  2. Step 2: Convert to fraction form
    7,936.29/11,895.81 = 5,164.92/x
  3. Step 3: Cross multiply
    7,936.29x = 11,895.81 × 5,164.92
  4. Step 4: Simplify right side
    7,936.29x = 61,440,906.99
  5. Step 5: Solve for x
    x = 61,440,906.99/7,936.29
  6. Step 6: Final answer
    x = 7,741.77

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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.