Home / 4,614.03-6,885.33-4,121.79

Finding the Fourth Proportional to 4,614.03, 6,885.33 and 4,121.79

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Solution

The fourth proportional to 4,614.03, 6,885.33 and 4,121.79 is: 6,150.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,614.03 : 6,885.33 = 4,121.79 : x
  2. Step 2: Convert to fraction form
    4,614.03/6,885.33 = 4,121.79/x
  3. Step 3: Cross multiply
    4,614.03x = 6,885.33 × 4,121.79
  4. Step 4: Simplify right side
    4,614.03x = 28,379,884.34
  5. Step 5: Solve for x
    x = 28,379,884.34/4,614.03
  6. Step 6: Final answer
    x = 6,150.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.