Home / 7,905.73-11,857.80-2,062.35

Finding the Fourth Proportional to 7,905.73, 11,857.80 and 2,062.35

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Solution

The fourth proportional to 7,905.73, 11,857.80 and 2,062.35 is: 3,093.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,905.73 : 11,857.80 = 2,062.35 : x
  2. Step 2: Convert to fraction form
    7,905.73/11,857.80 = 2,062.35/x
  3. Step 3: Cross multiply
    7,905.73x = 11,857.80 × 2,062.35
  4. Step 4: Simplify right side
    7,905.73x = 24,454,933.83
  5. Step 5: Solve for x
    x = 24,454,933.83/7,905.73
  6. Step 6: Final answer
    x = 3,093.32

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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.