Home / 10,236.98-15,353.75-2,842.19

Finding the Fourth Proportional to 10,236.98, 15,353.75 and 2,842.19

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Solution

The fourth proportional to 10,236.98, 15,353.75 and 2,842.19 is: 4,262.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,236.98 : 15,353.75 = 2,842.19 : x
  2. Step 2: Convert to fraction form
    10,236.98/15,353.75 = 2,842.19/x
  3. Step 3: Cross multiply
    10,236.98x = 15,353.75 × 2,842.19
  4. Step 4: Simplify right side
    10,236.98x = 43,638,183.73
  5. Step 5: Solve for x
    x = 43,638,183.73/10,236.98
  6. Step 6: Final answer
    x = 4,262.80

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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.