Home / 11,173.42-16,762.29-4,247.38

Finding the Fourth Proportional to 11,173.42, 16,762.29 and 4,247.38

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Solution

The fourth proportional to 11,173.42, 16,762.29 and 4,247.38 is: 6,371.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,173.42 : 16,762.29 = 4,247.38 : x
  2. Step 2: Convert to fraction form
    11,173.42/16,762.29 = 4,247.38/x
  3. Step 3: Cross multiply
    11,173.42x = 16,762.29 × 4,247.38
  4. Step 4: Simplify right side
    11,173.42x = 71,195,710.25
  5. Step 5: Solve for x
    x = 71,195,710.25/11,173.42
  6. Step 6: Final answer
    x = 6,371.88

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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.