Home / 10,926.55-16,391.45-3,529.63

Finding the Fourth Proportional to 10,926.55, 16,391.45 and 3,529.63

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Solution

The fourth proportional to 10,926.55, 16,391.45 and 3,529.63 is: 5,294.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,926.55 : 16,391.45 = 3,529.63 : x
  2. Step 2: Convert to fraction form
    10,926.55/16,391.45 = 3,529.63/x
  3. Step 3: Cross multiply
    10,926.55x = 16,391.45 × 3,529.63
  4. Step 4: Simplify right side
    10,926.55x = 57,855,736.02
  5. Step 5: Solve for x
    x = 57,855,736.02/10,926.55
  6. Step 6: Final answer
    x = 5,294.97

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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.