Home / 5,042.64-7,559.10-2,578.62

Finding the Fourth Proportional to 5,042.64, 7,559.10 and 2,578.62

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Solution

The fourth proportional to 5,042.64, 7,559.10 and 2,578.62 is: 3,865.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.64 : 7,559.10 = 2,578.62 : x
  2. Step 2: Convert to fraction form
    5,042.64/7,559.10 = 2,578.62/x
  3. Step 3: Cross multiply
    5,042.64x = 7,559.10 × 2,578.62
  4. Step 4: Simplify right side
    5,042.64x = 19,492,046.44
  5. Step 5: Solve for x
    x = 19,492,046.44/5,042.64
  6. Step 6: Final answer
    x = 3,865.44

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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.