Home / 11,410.83-17,118.14-3,621.51

Finding the Fourth Proportional to 11,410.83, 17,118.14 and 3,621.51

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Solution

The fourth proportional to 11,410.83, 17,118.14 and 3,621.51 is: 5,432.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,410.83 : 17,118.14 = 3,621.51 : x
  2. Step 2: Convert to fraction form
    11,410.83/17,118.14 = 3,621.51/x
  3. Step 3: Cross multiply
    11,410.83x = 17,118.14 × 3,621.51
  4. Step 4: Simplify right side
    11,410.83x = 61,993,497.08
  5. Step 5: Solve for x
    x = 61,993,497.08/11,410.83
  6. Step 6: Final answer
    x = 5,432.86

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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.