Home / 6,932.64-10,380.33-5,281.32

Finding the Fourth Proportional to 6,932.64, 10,380.33 and 5,281.32

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Solution

The fourth proportional to 6,932.64, 10,380.33 and 5,281.32 is: 7,907.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,932.64 : 10,380.33 = 5,281.32 : x
  2. Step 2: Convert to fraction form
    6,932.64/10,380.33 = 5,281.32/x
  3. Step 3: Cross multiply
    6,932.64x = 10,380.33 × 5,281.32
  4. Step 4: Simplify right side
    6,932.64x = 54,821,844.44
  5. Step 5: Solve for x
    x = 54,821,844.44/6,932.64
  6. Step 6: Final answer
    x = 7,907.79

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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.