Home / 3,372.58-5,055.63-1,811.44

Finding the Fourth Proportional to 3,372.58, 5,055.63 and 1,811.44

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Solution

The fourth proportional to 3,372.58, 5,055.63 and 1,811.44 is: 2,715.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.58 : 5,055.63 = 1,811.44 : x
  2. Step 2: Convert to fraction form
    3,372.58/5,055.63 = 1,811.44/x
  3. Step 3: Cross multiply
    3,372.58x = 5,055.63 × 1,811.44
  4. Step 4: Simplify right side
    3,372.58x = 9,157,970.41
  5. Step 5: Solve for x
    x = 9,157,970.41/3,372.58
  6. Step 6: Final answer
    x = 2,715.42

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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.