Home / 4,849-7,306.51-4,318.54

Finding the Fourth Proportional to 4,849, 7,306.51 and 4,318.54

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Solution

The fourth proportional to 4,849, 7,306.51 and 4,318.54 is: 6,507.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,849 : 7,306.51 = 4,318.54 : x
  2. Step 2: Convert to fraction form
    4,849/7,306.51 = 4,318.54/x
  3. Step 3: Cross multiply
    4,849x = 7,306.51 × 4,318.54
  4. Step 4: Simplify right side
    4,849x = 31,553,455.70
  5. Step 5: Solve for x
    x = 31,553,455.70/4,849
  6. Step 6: Final answer
    x = 6,507.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.