Home / 7,940.86-10,958.12-4,404.33

Finding the Fourth Proportional to 7,940.86, 10,958.12 and 4,404.33

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Solution

The fourth proportional to 7,940.86, 10,958.12 and 4,404.33 is: 6,077.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,940.86 : 10,958.12 = 4,404.33 : x
  2. Step 2: Convert to fraction form
    7,940.86/10,958.12 = 4,404.33/x
  3. Step 3: Cross multiply
    7,940.86x = 10,958.12 × 4,404.33
  4. Step 4: Simplify right side
    7,940.86x = 48,263,176.66
  5. Step 5: Solve for x
    x = 48,263,176.66/7,940.86
  6. Step 6: Final answer
    x = 6,077.83

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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.