Home / 7,481.63-11,200.71-4,352.09

Finding the Fourth Proportional to 7,481.63, 11,200.71 and 4,352.09

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Solution

The fourth proportional to 7,481.63, 11,200.71 and 4,352.09 is: 6,515.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481.63 : 11,200.71 = 4,352.09 : x
  2. Step 2: Convert to fraction form
    7,481.63/11,200.71 = 4,352.09/x
  3. Step 3: Cross multiply
    7,481.63x = 11,200.71 × 4,352.09
  4. Step 4: Simplify right side
    7,481.63x = 48,746,497.98
  5. Step 5: Solve for x
    x = 48,746,497.98/7,481.63
  6. Step 6: Final answer
    x = 6,515.49

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1.5x scale

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.