Home / 2,005.32-3,010.32-1,635.96

Finding the Fourth Proportional to 2,005.32, 3,010.32 and 1,635.96

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Solution

The fourth proportional to 2,005.32, 3,010.32 and 1,635.96 is: 2,455.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005.32 : 3,010.32 = 1,635.96 : x
  2. Step 2: Convert to fraction form
    2,005.32/3,010.32 = 1,635.96/x
  3. Step 3: Cross multiply
    2,005.32x = 3,010.32 × 1,635.96
  4. Step 4: Simplify right side
    2,005.32x = 4,924,763.11
  5. Step 5: Solve for x
    x = 4,924,763.11/2,005.32
  6. Step 6: Final answer
    x = 2,455.85

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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.