Home / 2,179.01-3,006.06-1,470.64

Finding the Fourth Proportional to 2,179.01, 3,006.06 and 1,470.64

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Solution

The fourth proportional to 2,179.01, 3,006.06 and 1,470.64 is: 2,028.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179.01 : 3,006.06 = 1,470.64 : x
  2. Step 2: Convert to fraction form
    2,179.01/3,006.06 = 1,470.64/x
  3. Step 3: Cross multiply
    2,179.01x = 3,006.06 × 1,470.64
  4. Step 4: Simplify right side
    2,179.01x = 4,420,832.96
  5. Step 5: Solve for x
    x = 4,420,832.96/2,179.01
  6. Step 6: Final answer
    x = 2,028.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.