Home / 11,410.02-17,115.63-3,619.44

Finding the Fourth Proportional to 11,410.02, 17,115.63 and 3,619.44

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Solution

The fourth proportional to 11,410.02, 17,115.63 and 3,619.44 is: 5,429.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,410.02 : 17,115.63 = 3,619.44 : x
  2. Step 2: Convert to fraction form
    11,410.02/17,115.63 = 3,619.44/x
  3. Step 3: Cross multiply
    11,410.02x = 17,115.63 × 3,619.44
  4. Step 4: Simplify right side
    11,410.02x = 61,948,995.85
  5. Step 5: Solve for x
    x = 61,948,995.85/11,410.02
  6. Step 6: Final answer
    x = 5,429.35

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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.