Home / 10,631.74-15,948.27-3,236.75

Finding the Fourth Proportional to 10,631.74, 15,948.27 and 3,236.75

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Solution

The fourth proportional to 10,631.74, 15,948.27 and 3,236.75 is: 4,855.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631.74 : 15,948.27 = 3,236.75 : x
  2. Step 2: Convert to fraction form
    10,631.74/15,948.27 = 3,236.75/x
  3. Step 3: Cross multiply
    10,631.74x = 15,948.27 × 3,236.75
  4. Step 4: Simplify right side
    10,631.74x = 51,620,546.74
  5. Step 5: Solve for x
    x = 51,620,546.74/10,631.74
  6. Step 6: Final answer
    x = 4,855.32

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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.