Home / 11,387.91-17,082.32-3,596.72

Finding the Fourth Proportional to 11,387.91, 17,082.32 and 3,596.72

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Solution

The fourth proportional to 11,387.91, 17,082.32 and 3,596.72 is: 5,395.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,387.91 : 17,082.32 = 3,596.72 : x
  2. Step 2: Convert to fraction form
    11,387.91/17,082.32 = 3,596.72/x
  3. Step 3: Cross multiply
    11,387.91x = 17,082.32 × 3,596.72
  4. Step 4: Simplify right side
    11,387.91x = 61,440,321.99
  5. Step 5: Solve for x
    x = 61,440,321.99/11,387.91
  6. Step 6: Final answer
    x = 5,395.22

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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.