Home / 5,087.55-7,631.33-3,246.83

Finding the Fourth Proportional to 5,087.55, 7,631.33 and 3,246.83

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Solution

The fourth proportional to 5,087.55, 7,631.33 and 3,246.83 is: 4,870.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087.55 : 7,631.33 = 3,246.83 : x
  2. Step 2: Convert to fraction form
    5,087.55/7,631.33 = 3,246.83/x
  3. Step 3: Cross multiply
    5,087.55x = 7,631.33 × 3,246.83
  4. Step 4: Simplify right side
    5,087.55x = 24,777,576.79
  5. Step 5: Solve for x
    x = 24,777,576.79/5,087.55
  6. Step 6: Final answer
    x = 4,870.24

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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.