Home / 4,012.94-6,015.36-1,929.90

Finding the Fourth Proportional to 4,012.94, 6,015.36 and 1,929.90

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Solution

The fourth proportional to 4,012.94, 6,015.36 and 1,929.90 is: 2,892.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.94 : 6,015.36 = 1,929.90 : x
  2. Step 2: Convert to fraction form
    4,012.94/6,015.36 = 1,929.90/x
  3. Step 3: Cross multiply
    4,012.94x = 6,015.36 × 1,929.90
  4. Step 4: Simplify right side
    4,012.94x = 11,609,043.26
  5. Step 5: Solve for x
    x = 11,609,043.26/4,012.94
  6. Step 6: Final answer
    x = 2,892.90

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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.