Home / 2,181.64-3,270.30-1,026.04

Finding the Fourth Proportional to 2,181.64, 3,270.30 and 1,026.04

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Solution

The fourth proportional to 2,181.64, 3,270.30 and 1,026.04 is: 1,538.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181.64 : 3,270.30 = 1,026.04 : x
  2. Step 2: Convert to fraction form
    2,181.64/3,270.30 = 1,026.04/x
  3. Step 3: Cross multiply
    2,181.64x = 3,270.30 × 1,026.04
  4. Step 4: Simplify right side
    2,181.64x = 3,355,458.61
  5. Step 5: Solve for x
    x = 3,355,458.61/2,181.64
  6. Step 6: Final answer
    x = 1,538.04

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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.