Home / 3,410.08-5,111.88-2,174.02

Finding the Fourth Proportional to 3,410.08, 5,111.88 and 2,174.02

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Solution

The fourth proportional to 3,410.08, 5,111.88 and 2,174.02 is: 3,258.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.08 : 5,111.88 = 2,174.02 : x
  2. Step 2: Convert to fraction form
    3,410.08/5,111.88 = 2,174.02/x
  3. Step 3: Cross multiply
    3,410.08x = 5,111.88 × 2,174.02
  4. Step 4: Simplify right side
    3,410.08x = 11,113,329.36
  5. Step 5: Solve for x
    x = 11,113,329.36/3,410.08
  6. Step 6: Final answer
    x = 3,258.96

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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.