Home / 11,743.23-16,211.20-7,269.91

Finding the Fourth Proportional to 11,743.23, 16,211.20 and 7,269.91

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Solution

The fourth proportional to 11,743.23, 16,211.20 and 7,269.91 is: 10,035.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,743.23 : 16,211.20 = 7,269.91 : x
  2. Step 2: Convert to fraction form
    11,743.23/16,211.20 = 7,269.91/x
  3. Step 3: Cross multiply
    11,743.23x = 16,211.20 × 7,269.91
  4. Step 4: Simplify right side
    11,743.23x = 117,853,964.99
  5. Step 5: Solve for x
    x = 117,853,964.99/11,743.23
  6. Step 6: Final answer
    x = 10,035.91

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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.