Home / 4,524-6,787.32-1,927.20

Finding the Fourth Proportional to 4,524, 6,787.32 and 1,927.20

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Solution

The fourth proportional to 4,524, 6,787.32 and 1,927.20 is: 2,891.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,524 : 6,787.32 = 1,927.20 : x
  2. Step 2: Convert to fraction form
    4,524/6,787.32 = 1,927.20/x
  3. Step 3: Cross multiply
    4,524x = 6,787.32 × 1,927.20
  4. Step 4: Simplify right side
    4,524x = 13,080,523.10
  5. Step 5: Solve for x
    x = 13,080,523.10/4,524
  6. Step 6: Final answer
    x = 2,891.36

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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.