Home / 6,620.01-9,135.42-3,787.52

Finding the Fourth Proportional to 6,620.01, 9,135.42 and 3,787.52

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Solution

The fourth proportional to 6,620.01, 9,135.42 and 3,787.52 is: 5,226.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,620.01 : 9,135.42 = 3,787.52 : x
  2. Step 2: Convert to fraction form
    6,620.01/9,135.42 = 3,787.52/x
  3. Step 3: Cross multiply
    6,620.01x = 9,135.42 × 3,787.52
  4. Step 4: Simplify right side
    6,620.01x = 34,600,540.28
  5. Step 5: Solve for x
    x = 34,600,540.28/6,620.01
  6. Step 6: Final answer
    x = 5,226.66

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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.