Home / 6,936.96-10,406.40-2,832

Finding the Fourth Proportional to 6,936.96, 10,406.40 and 2,832

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Solution

The fourth proportional to 6,936.96, 10,406.40 and 2,832 is: 4,248.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936.96 : 10,406.40 = 2,832 : x
  2. Step 2: Convert to fraction form
    6,936.96/10,406.40 = 2,832/x
  3. Step 3: Cross multiply
    6,936.96x = 10,406.40 × 2,832
  4. Step 4: Simplify right side
    6,936.96x = 29,470,924.80
  5. Step 5: Solve for x
    x = 29,470,924.80/6,936.96
  6. Step 6: Final answer
    x = 4,248.39

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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.