Home / 4,520.87-6,238.78-2,531.42

Finding the Fourth Proportional to 4,520.87, 6,238.78 and 2,531.42

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Solution

The fourth proportional to 4,520.87, 6,238.78 and 2,531.42 is: 3,493.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.87 : 6,238.78 = 2,531.42 : x
  2. Step 2: Convert to fraction form
    4,520.87/6,238.78 = 2,531.42/x
  3. Step 3: Cross multiply
    4,520.87x = 6,238.78 × 2,531.42
  4. Step 4: Simplify right side
    4,520.87x = 15,792,934.95
  5. Step 5: Solve for x
    x = 15,792,934.95/4,520.87
  6. Step 6: Final answer
    x = 3,493.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.