Home / 12,033.66-16,606.44-6,728.57

Finding the Fourth Proportional to 12,033.66, 16,606.44 and 6,728.57

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Solution

The fourth proportional to 12,033.66, 16,606.44 and 6,728.57 is: 9,285.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,033.66 : 16,606.44 = 6,728.57 : x
  2. Step 2: Convert to fraction form
    12,033.66/16,606.44 = 6,728.57/x
  3. Step 3: Cross multiply
    12,033.66x = 16,606.44 × 6,728.57
  4. Step 4: Simplify right side
    12,033.66x = 111,737,510.96
  5. Step 5: Solve for x
    x = 111,737,510.96/12,033.66
  6. Step 6: Final answer
    x = 9,285.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.