Home / 7,197.43-10,771.76-4,425.86

Finding the Fourth Proportional to 7,197.43, 10,771.76 and 4,425.86

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Solution

The fourth proportional to 7,197.43, 10,771.76 and 4,425.86 is: 6,623.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,197.43 : 10,771.76 = 4,425.86 : x
  2. Step 2: Convert to fraction form
    7,197.43/10,771.76 = 4,425.86/x
  3. Step 3: Cross multiply
    7,197.43x = 10,771.76 × 4,425.86
  4. Step 4: Simplify right side
    7,197.43x = 47,674,299.31
  5. Step 5: Solve for x
    x = 47,674,299.31/7,197.43
  6. Step 6: Final answer
    x = 6,623.79

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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.