Home / 10,696.82-16,045.62-2,905.70

Finding the Fourth Proportional to 10,696.82, 16,045.62 and 2,905.70

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Solution

The fourth proportional to 10,696.82, 16,045.62 and 2,905.70 is: 4,358.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,696.82 : 16,045.62 = 2,905.70 : x
  2. Step 2: Convert to fraction form
    10,696.82/16,045.62 = 2,905.70/x
  3. Step 3: Cross multiply
    10,696.82x = 16,045.62 × 2,905.70
  4. Step 4: Simplify right side
    10,696.82x = 46,623,758.03
  5. Step 5: Solve for x
    x = 46,623,758.03/10,696.82
  6. Step 6: Final answer
    x = 4,358.66

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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.