Home / 7,632.16-11,449.86-2,438.44

Finding the Fourth Proportional to 7,632.16, 11,449.86 and 2,438.44

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Solution

The fourth proportional to 7,632.16, 11,449.86 and 2,438.44 is: 3,658.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,632.16 : 11,449.86 = 2,438.44 : x
  2. Step 2: Convert to fraction form
    7,632.16/11,449.86 = 2,438.44/x
  3. Step 3: Cross multiply
    7,632.16x = 11,449.86 × 2,438.44
  4. Step 4: Simplify right side
    7,632.16x = 27,919,796.62
  5. Step 5: Solve for x
    x = 27,919,796.62/7,632.16
  6. Step 6: Final answer
    x = 3,658.18

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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.