Home / 4,008.45-6,014.70-1,815.78

Finding the Fourth Proportional to 4,008.45, 6,014.70 and 1,815.78

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Solution

The fourth proportional to 4,008.45, 6,014.70 and 1,815.78 is: 2,724.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008.45 : 6,014.70 = 1,815.78 : x
  2. Step 2: Convert to fraction form
    4,008.45/6,014.70 = 1,815.78/x
  3. Step 3: Cross multiply
    4,008.45x = 6,014.70 × 1,815.78
  4. Step 4: Simplify right side
    4,008.45x = 10,921,371.97
  5. Step 5: Solve for x
    x = 10,921,371.97/4,008.45
  6. Step 6: Final answer
    x = 2,724.59

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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.