Home / 9,958.70-14,943.45-4,115.90

Finding the Fourth Proportional to 9,958.70, 14,943.45 and 4,115.90

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Solution

The fourth proportional to 9,958.70, 14,943.45 and 4,115.90 is: 6,176.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,958.70 : 14,943.45 = 4,115.90 : x
  2. Step 2: Convert to fraction form
    9,958.70/14,943.45 = 4,115.90/x
  3. Step 3: Cross multiply
    9,958.70x = 14,943.45 × 4,115.90
  4. Step 4: Simplify right side
    9,958.70x = 61,505,745.86
  5. Step 5: Solve for x
    x = 61,505,745.86/9,958.70
  6. Step 6: Final answer
    x = 6,176.08

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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.