Home / 4,720.62-7,081.96-1,433.97

Finding the Fourth Proportional to 4,720.62, 7,081.96 and 1,433.97

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Solution

The fourth proportional to 4,720.62, 7,081.96 and 1,433.97 is: 2,151.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.62 : 7,081.96 = 1,433.97 : x
  2. Step 2: Convert to fraction form
    4,720.62/7,081.96 = 1,433.97/x
  3. Step 3: Cross multiply
    4,720.62x = 7,081.96 × 1,433.97
  4. Step 4: Simplify right side
    4,720.62x = 10,155,318.18
  5. Step 5: Solve for x
    x = 10,155,318.18/4,720.62
  6. Step 6: Final answer
    x = 2,151.27

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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.