Home / 4,880.91-7,317.89-2,282.43

Finding the Fourth Proportional to 4,880.91, 7,317.89 and 2,282.43

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Solution

The fourth proportional to 4,880.91, 7,317.89 and 2,282.43 is: 3,422.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.91 : 7,317.89 = 2,282.43 : x
  2. Step 2: Convert to fraction form
    4,880.91/7,317.89 = 2,282.43/x
  3. Step 3: Cross multiply
    4,880.91x = 7,317.89 × 2,282.43
  4. Step 4: Simplify right side
    4,880.91x = 16,702,560.26
  5. Step 5: Solve for x
    x = 16,702,560.26/4,880.91
  6. Step 6: Final answer
    x = 3,422.02

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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.