Home / 7,632.33-11,452.62-3,190.38

Finding the Fourth Proportional to 7,632.33, 11,452.62 and 3,190.38

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Solution

The fourth proportional to 7,632.33, 11,452.62 and 3,190.38 is: 4,787.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,632.33 : 11,452.62 = 3,190.38 : x
  2. Step 2: Convert to fraction form
    7,632.33/11,452.62 = 3,190.38/x
  3. Step 3: Cross multiply
    7,632.33x = 11,452.62 × 3,190.38
  4. Step 4: Simplify right side
    7,632.33x = 36,538,184.10
  5. Step 5: Solve for x
    x = 36,538,184.10/7,632.33
  6. Step 6: Final answer
    x = 4,787.29

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1.5x scale

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.