Home / 5,576.55-7,687.62-3,450.66

Finding the Fourth Proportional to 5,576.55, 7,687.62 and 3,450.66

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Solution

The fourth proportional to 5,576.55, 7,687.62 and 3,450.66 is: 4,756.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.55 : 7,687.62 = 3,450.66 : x
  2. Step 2: Convert to fraction form
    5,576.55/7,687.62 = 3,450.66/x
  3. Step 3: Cross multiply
    5,576.55x = 7,687.62 × 3,450.66
  4. Step 4: Simplify right side
    5,576.55x = 26,527,362.83
  5. Step 5: Solve for x
    x = 26,527,362.83/5,576.55
  6. Step 6: Final answer
    x = 4,756.95

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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.