Home / 11,265.42-16,896.69-4,690.38

Finding the Fourth Proportional to 11,265.42, 16,896.69 and 4,690.38

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Solution

The fourth proportional to 11,265.42, 16,896.69 and 4,690.38 is: 7,034.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265.42 : 16,896.69 = 4,690.38 : x
  2. Step 2: Convert to fraction form
    11,265.42/16,896.69 = 4,690.38/x
  3. Step 3: Cross multiply
    11,265.42x = 16,896.69 × 4,690.38
  4. Step 4: Simplify right side
    11,265.42x = 79,251,896.84
  5. Step 5: Solve for x
    x = 79,251,896.84/11,265.42
  6. Step 6: Final answer
    x = 7,034.97

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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.