Home / 7,462.31-11,183.37-2,842.79

Finding the Fourth Proportional to 7,462.31, 11,183.37 and 2,842.79

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Solution

The fourth proportional to 7,462.31, 11,183.37 and 2,842.79 is: 4,260.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,462.31 : 11,183.37 = 2,842.79 : x
  2. Step 2: Convert to fraction form
    7,462.31/11,183.37 = 2,842.79/x
  3. Step 3: Cross multiply
    7,462.31x = 11,183.37 × 2,842.79
  4. Step 4: Simplify right side
    7,462.31x = 31,791,916.49
  5. Step 5: Solve for x
    x = 31,791,916.49/7,462.31
  6. Step 6: Final answer
    x = 4,260.33

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1.5x scale

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.