Home / 3,415.26-5,123.20-1,467.01

Finding the Fourth Proportional to 3,415.26, 5,123.20 and 1,467.01

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Solution

The fourth proportional to 3,415.26, 5,123.20 and 1,467.01 is: 2,200.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.26 : 5,123.20 = 1,467.01 : x
  2. Step 2: Convert to fraction form
    3,415.26/5,123.20 = 1,467.01/x
  3. Step 3: Cross multiply
    3,415.26x = 5,123.20 × 1,467.01
  4. Step 4: Simplify right side
    3,415.26x = 7,515,769.16
  5. Step 5: Solve for x
    x = 7,515,769.16/3,415.26
  6. Step 6: Final answer
    x = 2,200.64

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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.