Home / 11,161.01-16,729.82-3,762.92

Finding the Fourth Proportional to 11,161.01, 16,729.82 and 3,762.92

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Solution

The fourth proportional to 11,161.01, 16,729.82 and 3,762.92 is: 5,640.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,161.01 : 16,729.82 = 3,762.92 : x
  2. Step 2: Convert to fraction form
    11,161.01/16,729.82 = 3,762.92/x
  3. Step 3: Cross multiply
    11,161.01x = 16,729.82 × 3,762.92
  4. Step 4: Simplify right side
    11,161.01x = 62,952,871.81
  5. Step 5: Solve for x
    x = 62,952,871.81/11,161.01
  6. Step 6: Final answer
    x = 5,640.43

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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.