Home / 11,247.30-16,871.24-2,927.12

Finding the Fourth Proportional to 11,247.30, 16,871.24 and 2,927.12

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Solution

The fourth proportional to 11,247.30, 16,871.24 and 2,927.12 is: 4,390.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,247.30 : 16,871.24 = 2,927.12 : x
  2. Step 2: Convert to fraction form
    11,247.30/16,871.24 = 2,927.12/x
  3. Step 3: Cross multiply
    11,247.30x = 16,871.24 × 2,927.12
  4. Step 4: Simplify right side
    11,247.30x = 49,384,144.03
  5. Step 5: Solve for x
    x = 49,384,144.03/11,247.30
  6. Step 6: Final answer
    x = 4,390.76

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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.