Home / 4,008.64-6,012.84-1,815.76

Finding the Fourth Proportional to 4,008.64, 6,012.84 and 1,815.76

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Solution

The fourth proportional to 4,008.64, 6,012.84 and 1,815.76 is: 2,723.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008.64 : 6,012.84 = 1,815.76 : x
  2. Step 2: Convert to fraction form
    4,008.64/6,012.84 = 1,815.76/x
  3. Step 3: Cross multiply
    4,008.64x = 6,012.84 × 1,815.76
  4. Step 4: Simplify right side
    4,008.64x = 10,917,874.36
  5. Step 5: Solve for x
    x = 10,917,874.36/4,008.64
  6. Step 6: Final answer
    x = 2,723.59

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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.