Home / 5,016.16-7,524.48-2,421.28

Finding the Fourth Proportional to 5,016.16, 7,524.48 and 2,421.28

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Solution

The fourth proportional to 5,016.16, 7,524.48 and 2,421.28 is: 3,632.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,016.16 : 7,524.48 = 2,421.28 : x
  2. Step 2: Convert to fraction form
    5,016.16/7,524.48 = 2,421.28/x
  3. Step 3: Cross multiply
    5,016.16x = 7,524.48 × 2,421.28
  4. Step 4: Simplify right side
    5,016.16x = 18,218,872.93
  5. Step 5: Solve for x
    x = 18,218,872.93/5,016.16
  6. Step 6: Final answer
    x = 3,632.04

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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.