Home / 4,938.45-7,399.47-3,474.53

Finding the Fourth Proportional to 4,938.45, 7,399.47 and 3,474.53

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Solution

The fourth proportional to 4,938.45, 7,399.47 and 3,474.53 is: 5,206.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.45 : 7,399.47 = 3,474.53 : x
  2. Step 2: Convert to fraction form
    4,938.45/7,399.47 = 3,474.53/x
  3. Step 3: Cross multiply
    4,938.45x = 7,399.47 × 3,474.53
  4. Step 4: Simplify right side
    4,938.45x = 25,709,680.50
  5. Step 5: Solve for x
    x = 25,709,680.50/4,938.45
  6. Step 6: Final answer
    x = 5,206.02

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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.