Home / 11,082.72-16,623.90-5,243.52

Finding the Fourth Proportional to 11,082.72, 16,623.90 and 5,243.52

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Solution

The fourth proportional to 11,082.72, 16,623.90 and 5,243.52 is: 7,865.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,082.72 : 16,623.90 = 5,243.52 : x
  2. Step 2: Convert to fraction form
    11,082.72/16,623.90 = 5,243.52/x
  3. Step 3: Cross multiply
    11,082.72x = 16,623.90 × 5,243.52
  4. Step 4: Simplify right side
    11,082.72x = 87,167,752.13
  5. Step 5: Solve for x
    x = 87,167,752.13/11,082.72
  6. Step 6: Final answer
    x = 7,865.19

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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.