Home / 8,933.30-12,327.92-4,955

Finding the Fourth Proportional to 8,933.30, 12,327.92 and 4,955

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Solution

The fourth proportional to 8,933.30, 12,327.92 and 4,955 is: 6,837.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,933.30 : 12,327.92 = 4,955 : x
  2. Step 2: Convert to fraction form
    8,933.30/12,327.92 = 4,955/x
  3. Step 3: Cross multiply
    8,933.30x = 12,327.92 × 4,955
  4. Step 4: Simplify right side
    8,933.30x = 61,084,843.60
  5. Step 5: Solve for x
    x = 61,084,843.60/8,933.30
  6. Step 6: Final answer
    x = 6,837.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.