Home / 3,226.67-4,423.80-3,168.35

Finding the Fourth Proportional to 3,226.67, 4,423.80 and 3,168.35

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Solution

The fourth proportional to 3,226.67, 4,423.80 and 3,168.35 is: 4,343.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.67 : 4,423.80 = 3,168.35 : x
  2. Step 2: Convert to fraction form
    3,226.67/4,423.80 = 3,168.35/x
  3. Step 3: Cross multiply
    3,226.67x = 4,423.80 × 3,168.35
  4. Step 4: Simplify right side
    3,226.67x = 14,016,124.61
  5. Step 5: Solve for x
    x = 14,016,124.61/3,226.67
  6. Step 6: Final answer
    x = 4,343.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.