Home / 11,948.06-17,923.72-4,155.86

Finding the Fourth Proportional to 11,948.06, 17,923.72 and 4,155.86

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Solution

The fourth proportional to 11,948.06, 17,923.72 and 4,155.86 is: 6,234.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,948.06 : 17,923.72 = 4,155.86 : x
  2. Step 2: Convert to fraction form
    11,948.06/17,923.72 = 4,155.86/x
  3. Step 3: Cross multiply
    11,948.06x = 17,923.72 × 4,155.86
  4. Step 4: Simplify right side
    11,948.06x = 74,488,471.00
  5. Step 5: Solve for x
    x = 74,488,471.00/11,948.06
  6. Step 6: Final answer
    x = 6,234.36

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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.