Home / 7,576.45-10,450.62-4,891.09

Finding the Fourth Proportional to 7,576.45, 10,450.62 and 4,891.09

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Solution

The fourth proportional to 7,576.45, 10,450.62 and 4,891.09 is: 6,746.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,576.45 : 10,450.62 = 4,891.09 : x
  2. Step 2: Convert to fraction form
    7,576.45/10,450.62 = 4,891.09/x
  3. Step 3: Cross multiply
    7,576.45x = 10,450.62 × 4,891.09
  4. Step 4: Simplify right side
    7,576.45x = 51,114,922.98
  5. Step 5: Solve for x
    x = 51,114,922.98/7,576.45
  6. Step 6: Final answer
    x = 6,746.55

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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.