Home / 4,816.05-7,225.89-2,218.38

Finding the Fourth Proportional to 4,816.05, 7,225.89 and 2,218.38

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Solution

The fourth proportional to 4,816.05, 7,225.89 and 2,218.38 is: 3,328.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816.05 : 7,225.89 = 2,218.38 : x
  2. Step 2: Convert to fraction form
    4,816.05/7,225.89 = 2,218.38/x
  3. Step 3: Cross multiply
    4,816.05x = 7,225.89 × 2,218.38
  4. Step 4: Simplify right side
    4,816.05x = 16,029,769.86
  5. Step 5: Solve for x
    x = 16,029,769.86/4,816.05
  6. Step 6: Final answer
    x = 3,328.41

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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.