Home / 11,330.15-16,995.42-3,934.85

Finding the Fourth Proportional to 11,330.15, 16,995.42 and 3,934.85

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Solution

The fourth proportional to 11,330.15, 16,995.42 and 3,934.85 is: 5,902.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.15 : 16,995.42 = 3,934.85 : x
  2. Step 2: Convert to fraction form
    11,330.15/16,995.42 = 3,934.85/x
  3. Step 3: Cross multiply
    11,330.15x = 16,995.42 × 3,934.85
  4. Step 4: Simplify right side
    11,330.15x = 66,874,343.41
  5. Step 5: Solve for x
    x = 66,874,343.41/11,330.15
  6. Step 6: Final answer
    x = 5,902.34

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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.