Home / 11,436.69-17,160.57-6,242.43

Finding the Fourth Proportional to 11,436.69, 17,160.57 and 6,242.43

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Solution

The fourth proportional to 11,436.69, 17,160.57 and 6,242.43 is: 9,366.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,436.69 : 17,160.57 = 6,242.43 : x
  2. Step 2: Convert to fraction form
    11,436.69/17,160.57 = 6,242.43/x
  3. Step 3: Cross multiply
    11,436.69x = 17,160.57 × 6,242.43
  4. Step 4: Simplify right side
    11,436.69x = 107,123,656.99
  5. Step 5: Solve for x
    x = 107,123,656.99/11,436.69
  6. Step 6: Final answer
    x = 9,366.67

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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.