Home / 12,265.05-16,926.09-6,960.66

Finding the Fourth Proportional to 12,265.05, 16,926.09 and 6,960.66

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Solution

The fourth proportional to 12,265.05, 16,926.09 and 6,960.66 is: 9,605.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,265.05 : 16,926.09 = 6,960.66 : x
  2. Step 2: Convert to fraction form
    12,265.05/16,926.09 = 6,960.66/x
  3. Step 3: Cross multiply
    12,265.05x = 16,926.09 × 6,960.66
  4. Step 4: Simplify right side
    12,265.05x = 117,816,757.62
  5. Step 5: Solve for x
    x = 117,816,757.62/12,265.05
  6. Step 6: Final answer
    x = 9,605.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.