Home / 4,811.60-7,219.80-2,343.44

Finding the Fourth Proportional to 4,811.60, 7,219.80 and 2,343.44

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Solution

The fourth proportional to 4,811.60, 7,219.80 and 2,343.44 is: 3,516.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.60 : 7,219.80 = 2,343.44 : x
  2. Step 2: Convert to fraction form
    4,811.60/7,219.80 = 2,343.44/x
  3. Step 3: Cross multiply
    4,811.60x = 7,219.80 × 2,343.44
  4. Step 4: Simplify right side
    4,811.60x = 16,919,168.11
  5. Step 5: Solve for x
    x = 16,919,168.11/4,811.60
  6. Step 6: Final answer
    x = 3,516.33

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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.